Answer:
Becky and Clancy are optimizing over their choice of fruit
Step-by-step explanation:
In order to find which these consumers are optimizing over their choice of fruit we would have to use the following formula:
Marginal utility of apples/Marginal utility of pears=price of apple/price of pear
For Alex =5/9>1/2
For Becky =5/10=1/2
For Clancy =4/8=1/2
For Eileen =4/10<1/2
For Hubert=3/4>1/2
Therefore, only Becky and Clancy are optimizing