Which of the following is NOT one of the three basic economic questions?

A. How will they be produced?

B. For whom will they be produced?

C. What natural resources are used to produce?

D. What goods and services will be produced?

C. What natural resources are used to produce? is NOT one of the three basic economic questions.

The three basic economic questions are:

1. What to produce?
2. How to produce?
3. For whom to produce?