If, in a given market, the price of inputs increases and income increases (assuming it is a normal good), then

a. price would increase but the change in quantity exchanged would be indeterminate.

b. price would decrease but the change in quantity exchanged would be indeterminate.

c. quantity exchanged would increase but the change in price would be indeterminate.

d. quantity exchanged would decrease but the change in price would be indeterminate.