The oldest and best-known deep-diving submarines is the:
A) Geostat
B) Alvin
C) TOPEX/Poseidon
D) Challenger

Question

Quizplus · Accepted Answer

Alvin is the oldest and best-known deep-diving submarine, known for its exploration of the Titanic wreckage and other important oceanic discoveries. The other options listed (Geostat, TOPEX/Poseidon, Challenger) are not deep-diving submarines, but rather are scientific instruments used for studying the ocean in different ways (such as measuring ocean temperature and mapping ocean currents).

The Oldest and Best-Known Deep-Diving Submarines Is The