Bean plants come in many types. Fertilizer is good for bean plants. All bean plants are related to each other. Fertilizer will make bean plants grow taller.
I gave my students this multiple choice question: If Lisa wants to experiment with bean plants, which of these is the best example of a hypothesis?

Only one answer is correct among these 4 choices:
- Bean plants come in many types.
- Fertilizer is good for bean plants.
- All bean plants are related to each other.
- Fertilizer will make bean plants grow taller.

Could you tell me which one is correct?

Fertilizer will make bean plants grow taller.