DIRECTIONS: in the following question, a part of sentence is bold. Below are given alternatives to the bold part which may improve the sentence. Choose the correct alternative. In case no improvement is required, choose “No Improvement” option.
Strenuous as it was, they went on with their task.

Options

A. A) since it was
B. B) because it was
C. C) although it was
D. D) No Improvement

Answer

C

Explanation

(3) although (Conj.) : in spite of the fact that : even though : though
strenuous (Adj.): needing great effort and energy .although. is used to show contrasts in situation. Here, although it was is the right usage.