the time of year it was born the type of food the bird eats the bird's migratory patterns what the bird inherited from its parents
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Birds come in a variety of colors, shapes, and sizes. Which usually determines the color, shape, and size of a bird?
Possibilities:
- the time of year it was born
- the type of food the bird eats
- the bird's migratory patterns
- what the bird inherited from its parents

what the bird inherited from its parents