Q: What is part of a cycle that holds an element or water for a long period of time called?


Read this paragraph and choose the correct option from the provided answers:

Part of a cycle that holds an element or water for a long period of time is called a reservoir . The ocean is a reservoir for water. The deep ocean may hold water for thousands of years.

 Choices:

- homeostasis

- a ditch

- a holding tank

- a reservoir


A:
a reservoir