alleryA = {a, b, c, d} మరియు B = {c, d, e} అనుకుందాం. A మరియు B ల ఛేదనంలో ఎన్ని మూలకాలు ఉన్నాయి?
A5
B3
C4
D2
Answer & Solution
Correct answer: D. 2
c మరియు d మాత్రమే రెండు సమితులలో కనిపిస్తాయి, కాబట్టి ఛేదనంలో 2 మూలకాలు ఉన్నాయి.
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