A researcher wants to investigate the impact of salt water on the growth of plants. Which of the following would be the best hypothesis for this experiment?(1 point)

Responses

Plants need water to grow, and they should also be exposed to sunlight.
Plants need water to grow, and they should also be exposed to sunlight.

I will add salt water to plants and observe how they grow.
I will add salt water to plants and observe how they grow.

The best hypothesis for this experiment would be:

Adding salt water to plants will negatively impact their growth.

The best hypothesis for this experiment would be: "I will add salt water to plants and observe how they grow."