Which of the Following Shifts the Supply Curve for Oranges

Multiple Choice

Which of the following shifts the supply curve for oranges?

A) disastrous weather that destroys about half of this year's orange crop
B) a newly discovered increase in the nutritional value of oranges
C) an increase in the price of bananas, a substitute in consumption for oranges
D) an increase in income for all orange consumers if oranges are a normal good
E) an increase in the number of orange consumers