A, B, C, D, and E are seated in a row. A is to the left of B but to the right of C. D is to the right of E. Who is sitting at the extreme right?

C. D

Given the input '1 2 3 4', what is the output after the specified rearrangement?

A. 3 4 1 2

For the input 'sun moon star', what is the correct output after the rearrangement?

A. STAR MOON SUN

A, B, C, D, and E are five students who scored the following marks: A scored more than B but less than C. D scored less than E but more than A. Who scored the least?

B. B

A can complete a task in 15 hours, B can complete it in 10 hours, and C can complete it in 6 hours. If all three work together, how long will it take to complete the task?

C. 3 HOURS
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