oxygen is released by trees. trees can be replanted. there are many varieties of trees. trees are used for many purposes.
I gave my students this multiple choice question: Wood is considered a renewable resource because

Only one answer is correct among these 4 choices:
- oxygen is released by trees.
- trees can be replanted.
- there are many varieties of trees.
- trees are used for many purposes.

Could you tell me which one is correct?

trees can be replanted.