A decrease in the supply of fast-food restaurant workers could be the result of

a. Higher wages paid to workers in other types of restaurants 

b. Lower wages paid to fast-food restaurant workers 

c. Lower wages paid to workers in other types of restaurants 

d. Decreased demand for fast-food 

e. Higher wages paid to fast-food restaurant workers

Workers/Day 1 2 3 4 5 6 1 Marginal Product (Snoodles/Day) 22 25 20 18 15 10 8