Which country scientists displayed a giant octopus underwater for the first time

Which country scientists displayed a giant octopus underwater for the first time
A: Russian
B: American
C: Chinese
D: None of these

The key credits Chinese scientists for an early successful underwater display and documentation of a giant octopus specimen. Such displays require advanced submersible cameras pressure resistant housings and careful illumination to avoid disturbing marine life. The achievement reflects growing capacity in marine exploration and biodiversity research programs supported by national ocean technology institutions.