Question

Which of these is an example of a hypothesis

observe a plant kept in the dark

wonder why plants grow well in sunlight

leaves may change color due to temperature

add different quantities of water to three potted plants

Answer 1

this question is pretty simple by giving examples of each step in the scientific method:
observation- observing plant in the dark
HYPOTHESIS- wonder why plants grow well in sunlight
prediction- leaves may change color due to temperature
experiment- add different quantities of water to 3 potted plants

The definition of hypothesis is a specific question and a potential solution to be tested. hope that helped!