Please help me please
"After 150 years of research on the giant squid, scientists still have much to learn."

What impact does this sentence have on the development of the authors ideas ?

A. It provides a transition from talking about the Kraken to an in-depth exploration of the history of the giant
squid.

B. It offers evidence to support the claim that the giant squid is considered a mythical creature lIke the Kraken.

C. It supports the author's point that unraveling the mystery of the Kraken has shown scientists now much there
still Is to learn about the ocean's creatures.

D. it promotes the reader's conclusion that deep-sea exploration needs more funding for research.