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 right end. What is the order of the seating?

A. C, A, B, D

A, B, C, D, and E are five friends who went to a party. A arrived before B but after C. D arrived before E but after B. What is the order of arrival?

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 events occurred in a sequence: E1, E2, E3, E4, and E5. E1 happened before E3 but after E2. E4 occurred after E3. When did E5 happen?

C. AFTER E2 AND E3

A series of tasks were completed in the following order: Task 1, Task 2, Task 3, Task 4. Task 2 was completed after Task 1 but before Task 3. Task 4 was completed last. What is the sequence of tasks?

A. 1, 2, 3, 4