In this task, you are given a fact statement and question based on the fact. Your task is to generate the correct answer for the question. The answer needs to be generated using the context fact statement.

Fact: ink is used for hiding from predators by octopuses. Question: Octopuses excrete an ink as defense when?
They're in danger

Fact: when light enters the eye through the pupil , that light falls on the retina. Question: A retina may be illuminated by?
campfires

Fact: a plant requires photosynthesis to grow. Question: Which converts sunlight, water, and carbon dioxide to grow?

a thing that flowers