Question

1) which phrase from the passage is redundant

(options)

A. exert gravitational pull
B. and other matter
C. used up and exhausted
D. becomes very bright 

2) read the sentence
when stars are dying they throw off their outer layers gradually shrinking in size until only the core remains. which word or phrase should be deleted to make this sentence more concise.

Answer 1

C

This is because exhausted and used up mean the same thing (have the same meaning). Thus they are considered redundant.