【单选题】What is the main idea for Part Three? 6 I am no stranger to deep-sea exploration. In fact, I was on the same research vessel, just before the filming of the squid, making a documentary that would late...
A.
There is a great disparity between the amount of funding put toward space exploration and ocean exploration.
B.
It is very important to make observations of how the ocean works. However, owing to lack of funds, compared to space exploration, ocean exploration is lagging far behind, with the result that we know as yet little about the deep sea.
C.
I am no stranger to deep-sea exploration.
D.
When animals in the ocean, particularly large ones like whales, die and sink to the bottom, they create their own micro - ecosystem.