their preference for eating fish their ability to fly their method of reproduction their method of catching food
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Although they belong to the same family, an eagle and a pelican are different. What is one difference between them?
Possibilities:
- their preference for eating fish
- their ability to fly
- their method of reproduction
- their method of catching food

their method of catching food