In a circular seating arrangement, A is sitting to the immediate right of B, who is sitting to the immediate left of C. If D is sitting opposite to A, who is sitting to the immediate left of D?

B. C

Choose a word similar to the group: Calm, Peaceful, Tranquil.

B. SERENE

In a coding system, 'APPLE' is coded as '13524' and 'LEMON' is coded as '25436'. What is the code for 'MELON'?

B. 25436

Identify the word that appears last in alphabetical order: Mango, Melon, Maple, Mint.

B. MELON

In the sequence A, B, C, ?, E, F, what character should replace the question mark?

A. D