A
Below is a question with multiple-choice answers. Choose the correct option based on your reasoning.

### Question:
A tropical rain forest contains many tall trees. Smaller plants with large leaves grow at the base of the tall trees. The large leaves are most likely an adaptation of the plant due to which condition?

### Choices:
A. lack of sunlight
B. lack of oxygen
C. lack of water
D. lack of food

### Answer:
