Error Spotting: Why should always we have to wait for her to join us?

Options

A. for her to join her
B. Why should
C. always we
D. have to wait

Answer

C

Explanation

Wh-word(Why What. When) + Verb + Subject is grammatically the correct structure of an interrogative sentence(in which a question is asked). Hence, why should(auxiliary verb) wesubject) always will be answer.