Six puppies- K, L, M,S, T, U- must each be scheduled for examination by a veterinarian. The puppies are to be examined one at a time is six consecutive time slots on the same day according to the following conditions: M cannot be examined immediately before or immediately after S. L must be examined immediately before U. K must be examined fourth. Q-2: If L is examined second, which of the following must be true?

A K is examined at some time before S

B M is examined at some time before T

C T is examined at some time after K

D M is examined sixth

Solution

Correct Answer: Option C

Solution

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