A committee of four members is to be formed from the following individuals: P, Q, R, S, and T. The selection criteria are: 1) P and Q cannot be selected together. 2) R must be included if S is selected. 3) T can be included regardless of the others. Which of the following combinations meets the criteria?

B. Q, R, S, T

From the set of items: X, Y, Z, A, and B, the following conditions are given: 1) X cannot be selected if Y is selected. 2) Z must be included if A is selected. 3) B can be included regardless of the others. Which selection is valid?

D. Y, A, B

A group of fruits includes an apple, a banana, a cherry, and a date. The following conditions apply: The apple is sweeter than the banana but less sweet than the cherry. The date is the least sweet. Which fruit is the sweetest?

C. CHERRY

A, B, C, D, and E are five students. A is older than B but younger than C. D is older than E but younger than A. Who is the youngest?

B. B

In a group of five friends: A, B, C, D, and E, the following conditions are given: A is taller than B but shorter than C. D is shorter than E but taller than A. Who is the tallest among them?

C. C