Bacteria help the body have strong bones. Bacteria help maintain body temperature. Bacteria help deliver oxygen to the cells. Bacteria help break down food.
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: In what way can bacteria be good for the human body?
Possibilities:
- Bacteria help the body have strong bones.
- Bacteria help maintain body temperature.
- Bacteria help deliver oxygen to the cells.
- Bacteria help break down food.

Bacteria help break down food.