Coding and processing of data are much less costly and time consuming.
Considerable effort is required to design effective multiple-choice questions.
Showing respondents the list of possible answers produces biased responses.
It is difficult to obtain information on alternatives not listed.
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The Correct Option isA
Solution and Explanation
Step 1: Recall the nature of structured questions.
They are fixed-response, making coding easy and analysis faster — this is actually an advantage, not a disadvantage. Step 2: Review real disadvantages.
- (b) Requires careful design to cover all possible responses clearly.
- (c) Pre-listed options can bias answers (framing effect).
- (d) Limits ability to capture unexpected answers.
Step 3: Identify the “not a disadvantage” option.
- (a) describes an advantage, so it is correct here.
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\boxed{(a)}
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