In a family of four children, all four children have blond hair and blue eyes. Which statement best explains why all four children have blue eyes?

Responses

All four children have the same type of diet.
All four children have the same type of diet.

All four children have genes for blue eyes.
All four children have genes for blue eyes.

All four children are the same gender.
All four children are the same gender.

All four children are the same height.

All four children have genes for blue eyes.