Stars are formed from interstellar clouds because of

the law of entropy
the law of universal gravitation
the law of stellar evolution
the law of propulsion

The answer is D. Stars are formed from interstellar clouds because of the Law of Universal Gravitation. The interstellar clouds are termed as nebula. When other stars dies a supernova occurs then the gravity from this pushes matter into the clouds until it cannot overcome the gravitational pull and it collapses which heats matter up forming a star.

The answer is c fish