Question

A natural, meandering, river channel is modified into a more or less straight and smooth, canal-like channel. Which of the following statements is correct?

A. The straight channel has a higher gradient and more friction than the natural channel.
B. The natural channel had a lower gradient and higher friction than the straight channel.
C. The natural channel had a lower gradient and less friction than the modified channel.
D. All of the above statements are true.

Answer 1

Option B is Correct

Step-by-step explanation:

B. The natural channel had a lower gradient and higher friction than the straight channel.