Five students, P, Q, R, S, and T, scored different marks in an exam: 85, 90, 75, 80, and 95. P scored more than Q but less than R. S scored 80. Who scored 90?

C. R

From the following items: 1) Red, 2) Blue, 3) Green, 4) Yellow, the selection criteria are: 1) Red and Blue cannot be selected together. 2) Green must be selected if Yellow is selected. Which of the following combinations is valid?

D. BLUE, GREEN

In a group of five friends: Alice, Bob, Charlie, David, and Eva, Alice is taller than Bob but shorter than Charlie. David is shorter than Eva but taller than Bob. Who is the tallest among them?

C. CHARLIE

Among four cars A, B, C, and D, A is faster than B but slower than C. D is the slowest. Which car is the fastest?

C. C

Five students - A, B, C, D, and E - scored different marks in an exam. A scored more than B but less than C. D scored the highest, and E scored less than A. Who scored the second highest?

C. C