Answer: d.
Explanation:
Let the number of ounces of clay that Elisa uses to make one vase of either size denotes by 'c'
Given : To make a small vase, Elisa uses no more than 4.5 ounces of clay.
i.e.
Also, To make a large vase, she uses at least 12 ounces of clay.
i.e.
Then , the compound inequality represents the number of ounces of clay that Elisa uses to make one vase of either size will be :-