The demand for meals at a local In-n-Out will increase and shift to the right if:

a. The Pollo Loco, just across the street from In-n-Out, decreases the price of chicken meals 10%

b. the price of a meal at In-n-Out declines

c. the local incomes increase and In-n-Outs is a normal good

d. the price of gasoline falls in the local area