the object's diameter the object's composition the shape of the object's orbit the speed at which the object travels
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Which information will best help scientists determine if an object is a comet, an asteroid, or a meteoroid?
Possibilities:
- the object's diameter
- the object's composition
- the shape of the object's orbit
- the speed at which the object travels

the object's composition