Context: Figure: Serengeti National Park.
Serengeti National Park is a savanna grassland ecosystem in Tanzania, a country in eastern Africa.
Which better describes the Serengeti National Park ecosystem?
A. It has warm winters. It also has a rainy season and a dry season.
B. It has year-round rain. It also has soil that is poor in nutrients.
Choose the right answer from the options and respond with its letter.

A