Soda and Peanuts Are Complements

Soda and peanuts are complements. Other influences on buying plans remaining the same, a rise in the price of soda

A) increases the demand for peanuts.
B) decreases the demand for peanuts.
C) increases the demand for soda.
D) decreases the demand for soda.
E) has no effect on the demand for peanuts, though it does change the quantity demanded of peanuts.