Which of the following is an asteroid? A: A shooting star B: A big chunk of space rock C: A small comet D: A small meteor

B: A big chunk of space rock

Explanation:

asteroids are basically known as minor planets.

whereas shooting star is some dust burning while entering earths atmosphere.

on the other hand comet is some icy material consisting of gases.

and meteor is a very very small rocky or metallic body.