A, B, C, D, and E are five friends who are planning a trip. A wants to go before C but after B. D wants to go before E but after A. What is the correct order of their trip?
In a group of five friends: Alice, Bob, Charlie, David, and Eva, the following conditions apply: 1) Alice cannot be selected if Bob is selected. 2) Charlie must be selected if Eva is selected. 3) David can only be selected if Alice is not selected. Which of the following groups can be selected?
In a group of five friends, A, B, C, D, and E, each has a different favorite color: Red, Blue, Green, Yellow, and Black. A does not like Blue or Green. B likes Red. C does not like Yellow. D likes Black. What is E's favorite color?