Cells form a cell wall. Cells increase in size. Cells undergo cell division. Cells merge to become larger.
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: As humans grow, their bodies change. Which of these statements explains how humans grow?
Possibilities:
- Cells form a cell wall.
- Cells increase in size.
- Cells undergo cell division.
- Cells merge to become larger.

Cells undergo cell division.