The following items are in a cooler: one turkey sandwich, one ham sandwich, one bottle of soda, and one bottle of water. The sandwiches are the same size and same shape. The bottles are the same size and same shape. The tree diagram below shows all the possible combinations of randomly selecting one sandwich and one bottle. What is the probability of selecting a ham sandwich and a bottle of water? A. B. C. D.

A. 1/4

There are a total of four possible combinations: turkey sandwich and soda, turkey sandwich and water, ham sandwich and soda, and ham sandwich and water. Out of these four options, only one combination is a ham sandwich and a bottle of water. Therefore, the probability of selecting a ham sandwich and a bottle of water is 1 out of 4.