Why do well-designed current affairs MCQ banks avoid clustering correct answers under a single option letter such as 'B'?
A
Because option B is always wrong
B
Because exams never use option B
C
To prevent pattern-guessing and ensure fair, randomized answer distribution
D
Because software cannot process option B
Correct Answer: Option C — To prevent pattern-guessing and ensure fair, randomized answer distribution
Explanation:
Skewing correct answers toward a single option letter allows test-takers to pattern-guess; well-designed banks balance correct answers evenly across all options to preserve test validity.