Research

My cousin currently work in the research department of company X. He is the one who prepared all the survey form.

His question as below:

(1) What is your name? (2) How old are you? (3) Branch location of company X you visit or call for service? (4) When you visit or call our company, how would you rate the attitude of our employees? (5) When you call our customer service personnel. How would you rate their product knowledge?

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All the question above, he is using Interrogative Question. The question that he asked intended to solicit some information from his customers.