What could have caused the change illustrated in the following graph? Price per Apple $3.00 $2.75 $2.50 $2.25 $2.00 $1.75 $1.50 $1.25 $1.00 $0.75 $0.50 $0.25 Demand 2 Demand X 0 1 2 3 4 5 6 7 8 9 10 11 12 Quantity of Granny Smith Apples per Week O A decrease in the consumer preference determinant of demand for Granny Smith Apples. O An increase in the price of Granny Smith apples. O A decrease in the price of Granny Smith apples. O An increase in the consumer preference determinant of demand for Granny Smith Apples