1. Submarine canyons are so called because they resemble river canyons on the continents |
2. They look like long V-shaped valleys with steep sides. |
3. They have tributaries similar to those of river cut canyons on land |
4. Most of the canyons are formed by continental rifting |
A) ?1 and 2 only
B) ?2 and 3 only
C) ?3 and 4 only
D) ?None
Correct Answer: D
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