Which of the following statements is NOT a fact about Alvin?A.It can carry explorers as de
Which of the following statements is NOT a fact about Alvin?
A.It can carry explorers as deep as 6,500 meters.
B.It has played a key role in various important undersea expeditions
C.It was launched in the sixties of the twentieth century.
D.It has been used for more than 40 years.