Answer:
E. Secondary growth results from activity of the lateral meristems, while primary growth results from activity of the apical meristems.
Step-by-step explanation:
The increase in length of plant body is known as as primary growth which is the result of cell division in the apical meristem.
The increase in thickness or girth of the plant body is known as secondary growth which is the result of cell division in the lateral meristem.