question_answer

Consider the following statements?

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

Which of the above statements are not correct?

A)  1 and 2 only    

B)  2 and 3 only

C)  3 and 4 only    

D)  None