Who is the current Secretary of State of the USA

The current Secretary of State of the USA is Antony Blinken who took office in January 2021 under President Joe Biden administration. Blinken has a long history of working in US foreign policy serving previously as Deputy Secretary of State and Deputy National Security Advisor. As Secretary of State he is responsible for managing US diplomatic relations worldwide. His work includes addressing global challenges such as climate change international security and human rights. He has been active in supporting Ukraine and countering Chinese influence globally. Therefore the correct answer is option B Antony Blinken.