In the following question, a sentence / a part of sentence is underlined. Below are given alternatives to the underlined part which may improve the sentence. Choose the correct alternative. In case no improvement is required, choose "No Improvement" option.
`ul("Not only the robbers robbed")` the tourist of his purse but they also wounded him grievously.

Options

A. Not only did the robbers robbed
B. Not only the robbers rob
C. Not only did the robbers rob
D. No imrovement

Answer

C