RMB301Xuất hiện trong 1 đề thi
Your choice of questionnaire will be influenced by which of the following factors?
Các lựa chọn
A(i) Characteristics of the intended respondents.
B(ii) Importance of reaching a particular person as respondent.
C(iii) Number of questions you need to ask.
DAll (i), (ii), (iii) and other factors.