differentiating star systems\nchoose the word from the drop - down menu that completes each sentence.\na/an…

differentiating star systems\nchoose the word from the drop - down menu that completes each sentence.\na/an star system is made of two stars.\na/an star system is made of no more than a few thousand stars.\na/an star system is made of more than a million stars.
Answer
Brief Explanations:
A binary star system has two stars. A star - cluster can have no more than a few thousand stars. A galaxy has more than a million stars.
Answer:
- binary
- star - cluster
- galaxy