which object is created during the formation of a star?\n a nebula\n a protostar\n a supergiant\n a supernova

which object is created during the formation of a star?\n a nebula\n a protostar\n a supergiant\n a supernova
Answer
Brief Explanation:
Stars form from the gravitational collapse of a nebula. During the early - stage of this process, a protostar is created. A supergiant is a late - stage massive star, and a supernova is an explosive event at the end of a massive star's life.
Answer:
a protostar