A, B, C, D, and E are five different fruits. A is sweeter than B but less sweet than C. D is sweeter than E but less sweet than A. Which fruit is the least sweet?

B. B

Five friends P, Q, R, S, and T are sitting in a row. P is to the left of Q but not next to R. S is sitting next to T. Who is sitting in the middle?

B. Q

In a group of five friends: Alice, Bob, Charlie, David, and Eva, the following conditions apply: 1) Alice and Bob cannot be selected together. 2) Charlie must be selected if David is selected. 3) Eva can only be selected if Alice is also selected. Which of the following groups can be selected?

C. ALICE, DAVID, EVA

From the following items: X, Y, Z, W, and V, the selection conditions are: 1) X and Y cannot be selected together. 2) Z must be selected if W is selected. 3) V can only be selected if X is not selected. Which of the following selections is valid?

D. W, Z, V

A fruit basket contains an apple, a banana, an orange, and a grape. The apple is heavier than the grape but lighter than the orange. The banana is the heaviest. Which fruit is the lightest?

D. GRAPE