The trees could not make leaves. The trees could not make flowers. The trees could not make seeds. The trees could not make bark.
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Pesticides are chemicals that kill insects. What could happen if the pesticides killed all the pollinators near some apple trees?
Possibilities:
- The trees could not make leaves.
- The trees could not make flowers.
- The trees could not make seeds.
- The trees could not make bark.

The trees could not make seeds.