Question

Which of the following is the biggest obstacle to traveling by boat on the Congo River

Answer 1

The shallow parts of the river, in which the boats could get stuck in mud/sand.

Answer 2

A. The many cataracts

Step-by-step explanation:

There are many cataracts also known as waterfalls in the congo river witch makes it hard to travel there on a boat. I also took the test and I know for sure that C is inncorrect.