Well, more people would buy more jelly, but the demand for peanut butter will only increase a little. Why? Well, jelly has more uses than just peanut butter and jelly sandwiches, same with peanut butter. Of course, the demand in sunflower butter would also slightly increase due to the large amount of nut-related allergies. So the fact that more people will buy more jelly, is the determinate for the factor.