In a race, five runners P, Q, R, S, and T finished in the following order: R finished before S but after P. Q finished before T. What is the correct sequence of their finishing?

D. P, R, Q, S, T

Five tasks P, Q, R, S, and T need to be completed. P must be done before Q. R must be done before S and T. S must be done before Q. What is the correct order of tasks?

A. R, P, S, Q, T

In a race, five participants A, B, C, D, and E finish in the following order: A finishes before B but after C. D finishes before E but after B. What is the correct finishing order?

A. C, A, B, D, E

Five books are arranged on a shelf: Book A is to the left of Book B, Book C is to the right of Book A, and Book D is to the left of Book E. What is the possible order of the books?

B. D, A, C, B, E

Five tasks P, Q, R, S, and T need to be completed. Task P must be done before Q but after R. Task S must be completed before T but after Q. What is the correct order of tasks?

A. R, P, Q, S, T