Context: Figure: Okavango Delta.
The Okavango Delta is a wetland ecosystem in Botswana, a country in southern Africa.
Which better describes the Okavango Delta ecosystem?
A. It has soil that is rich in nutrients. It also has other water ecosystems nearby.
B. It has soil that is poor in nutrients. It also has other water ecosystems nearby.
Select the correct answer from the provided options and reply with the letter associated with it.

A