Some astronomers have suggested that if we were able to gather up all of the asteroids in the solar system, they'd make up an object about half of the diameter of the entire galaxy and is denoted as option C.
This is referred to a minor planet in the inner solar system and consists of small rocky body which orbits the sun.
Their large volume have made scientists to conclude that gathering them will make up about half of the diameter of the entire galaxy.
Read more about Asteroid here https://brainly.com/question/11996385
#SPJ1