Answer:
Cells divide by mitosis.
Step-by-step explanation:
As we know that the growth and development of any organisms depends on the precise and monitored division of its body cells. However, when reproduction is concerned, it depends on the meiosis in germ cells.
However question is about body (somatic) cells of baby scorpions so the only process that causes the gradual increase in the size as well as physiological modifications is cell division by mitosis. This is an important process that helps the organism to attain its genetically pre-determined size.
Hope it help!