Five tasks, A, B, C, D, and E, need to be completed. A must be done before B, C must be done before D, and B must be done before E. What is the correct order of tasks?
In a class, there are students who play football, basketball, and tennis. If Tom plays football, Jerry plays basketball, and Anna plays tennis, which of the following statements is correct?
In a linear arrangement, M is to the left of N and to the right of O. P is to the right of N but to the left of Q. Who is sitting at the extreme right?
Four friends, John, Mike, Sarah, and Lisa, are compared based on their heights. John is taller than Mike but shorter than Sarah. Lisa is shorter than John. Who is the tallest?