Question

Computer Sciences,first measured in 1978, showed similar increases, and this demonstrated particularly strong growth from 1980 to 1990.
A) No Change
B)demonstrated
C) demonstrating
D)a demonstration of

Underlined portion is (and this demonstrated)

Which sentence is grammatically correct when underlined portion is A,B,C,D?

Answer 1

Hey dear here is your answer✒✒✒✒

$\mathbb{C}$

hope it helps
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Answer 2

my answer is a c option