a. -5/2 is located on the left of 0 and −1 is located on the right of 0
* b. 5/2 is located on the right of 0 and −1 is located on the left of 0
c. 5/2 is located on the left of −1
* d. 5/2 is located on the right of −1
Right answers are marked with a star (*).