to collect pollen from other plants to make seeds to absorb water and plant nutrients from the soil to carry food and water to the rest of the plant to make food for the plant
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: What is the main function of a plant stem?
Possibilities:
- to collect pollen from other plants to make seeds
- to absorb water and plant nutrients from the soil
- to carry food and water to the rest of the plant
- to make food for the plant

to carry food and water to the rest of the plant