stop flowing. create waves. move faster and cleaner. become deeper and wider.
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Over a long period of time, running water in a river erodes the riverbed. This erosion causes the river to
Possibilities:
- stop flowing.
- create waves.
- move faster and cleaner.
- become deeper and wider.

become deeper and wider.