All of the following are true about the 1970 survey of Antarctica EXCEPT that it A. could not determine the lake’s exact size B. made use of radio waves C. was conducted by air D.
All of the following are true about the 1970 survey of Antarctica EXCEPT that it ____
A. could not determine the lake’s exact size
B. made use of radio waves
C. was conducted by air
D. was controlled by a satellite