Four friends, A, B, C, and D, are sitting in a row. A is to the left of B but to the right of C. D is sitting at the extreme right. What is the correct order from left to right?
In a race, five participants A, B, C, D, and E finish in the following order: A finishes before C but after B. D finishes before E but after A. What is the correct sequence of finishers from first to last?
Five tasks P, Q, R, S, and T need to be completed. Task P must be done before Q and R. Task S must be done before T but after Q. What is the correct order of tasks?