Biology

The correct answer is A.Short term energy.

Carbohydrates are primarily used by the body as a short-term energy source. They are broken down into glucose, which is then used by cells for immediate energy needs.

Here's a breakdown of the other options:

B. Long term energy storage: This is primarily the role of lipids (fats), not carbohydrates. While some carbohydrates (like glycogen) can be stored for short-term energy, fats are the body's main lon...