The Orange River rises in the Drakensberg of Lesotho then crosses South Africa to the Atlantic Ocean near Alexander Bay. It forms part of the boundary with Namibia and supports irrigation hydro power and mining. It is a defining river of southern Africa. Hence Africa is the right continent.
Afghanistan became the eighth member of the South Asian Association for Regional Cooperation in two thousand seven. Founding members were Bangladesh Bhutan India Maldives Nepal Pakistan and Sri Lanka. China and Iran are not members. Thus Afghanistan is the latest entrant among the listed choices. Remember eight members total after Afghan admission.
The Paris Peace Accords of nineteen seventy three aimed to end the Vietnam War and restore peace in Vietnam. None of the listed wars matches that treaty. The American Civil War ended in eighteen sixty five. The Balkan conflicts span other treaties. The Grenada invasion is unrelated. Therefore None of these is correct for the treaty named.
Eratosthenes in the third century BCE estimated Earth’s circumference using solar angles at Syene and Alexandria. Dividing by two pi gives the radius. His method used shadow lengths geometry and measured distances along the Nile. Al Beruni later produced a refined radius using mountain observations. Copernicus focused on heliocentrism not Earth size. The earliest well known measurement is by Eratosthenes.
North Macedonia became a NATO member in March twenty twenty after completing accession protocols and the name agreement with Greece. China is not part of NATO. Belgium is a founding member from nineteen forty nine. Ukraine has pursued closer ties yet is not listed as the most recent new entrant for the period referenced. Hence North Macedonia is correct.
Sir Zafarullah Khan of Pakistan presided over the seventeenth session of the UN General Assembly in the early nineteen sixties. He was a distinguished diplomat and jurist who later served on the International Court of Justice. Razali Ismail and Ismat T Kittani led the Assembly in different years. The time window in the question points to Zafarullah Khan.
Big Apple is the famous nickname for New York City. The term gained wide use through jazz culture sports promotions and tourism campaigns. It evokes energy opportunity and the bustling character of the city. Washington refers to the United States capital. California is a state rather than a city. Therefore New York is the intended answer.
Ashgabat is the capital of Turkmenistan. It is known for white marble architecture broad avenues and monumental squares. The city lies between the Karakum Desert and the Kopet Dag mountains. Options list Tajikistan Azerbaijan and Armenia which have the capitals Dushanbe Baku and Yerevan. Since Turkmenistan is not offered None of these is correct.
Sun Yat Sen Park and the adjacent Casa Garden sit in the historic Inner Harbour area of Macau. The site blends Chinese landscape design with Portuguese era residences. It honors Dr Sun Yat Sen who had strong links with the region. Visitors find pavilions ponds and memorial halls. Among Chinese cities Macau uniquely matches both landmarks together.