Which of the following are primary data? (i) Information on timesheets used for making up wages (ii) Information from a government publication concerning forecast inflation rates used for budgeting (iii) Information from a trade publication used to choose a supplier of raw materials
A、(i) and (ii)
B、(i) and (iii)
C、(i) only
D、(i), (ii) and (iii)
A、(i) and (ii)
B、(i) and (iii)
C、(i) only
D、(i), (ii) and (iii)
【参考答案及解析】
：Primary data is data which is used solely for the purpose for which it was collected.
：Primary data is data which is used solely for the purpose for which it was collected.