Consider the following statements regarding continental slopes 1. They have an average slope of \[{{4.3}^{o}}\] 2. Their average depth varies from 200 to 2000 m. 3. The maximum extension of continental slope is found between \[{{20}^{o}}N\] and \[{{50}^{o}}N\] latitudes and on \[{{80}^{o}}N\] and \[{{70}^{o}}N\] latitudes 4. They are characterized by extensive marine deposits Which of the above statements are correct?

Consider the following statements regarding continental slopes 1. They

1.	Consider the following statements regarding continental slopes 1. They have an average slope of \[{{4.3}^{o}}\] 2. Their average depth varies from 200 to 2000 m. 3. The maximum extension of continental slope is found between \[{{20}^{o}}N\] and \[{{50}^{o}}N\] latitudes and on \[{{80}^{o}}N\] and \[{{70}^{o}}N\] latitudes 4. They are characterized by extensive marine deposits Which of the above statements are correct?
A.	?1, 2 and 4 only
B.	?1, 2 and 3 only
C.	?2, 3 and 4 only
D.	?1, 2, 3 and 4
Answer» C. ?2, 3 and 4 only