We / should / balance / calories / we / get / from / food / with / calories / we / use / physical activity.

A. We should balance calories we get from food with calories we use physical activity.

B. We should balance calories we get from food with calories we use for physical activity.

C. We should be balance calories we get from food with calories we use physical activity.

D. We should balances calories we get from food with calories we use to physical activity.