Respuesta :
its the stage before a star becomes a main sequence star. hope i helped you guys
Answer
5.the stage before a star becomes a main sequence star
Explanation
A protostar is a small star that is still gathering its masses. When it forms enough masses it make a parent molecular cloud.
This been the case, from the choices given, the correct statement about a protostar is;
5.the stage before a star becomes a main sequence star