In 2003, mad cow disease was first detected in American cattle. a. What do you expect happened

Question:

In 2003, mad cow disease was first detected in American cattle.
a. What do you expect happened to the demand for American beef?
b. What do you expect happened to the price of American beef?
c. In fact, in the aftermath of the mad cow scare, the price of American beef fell by about 15% and Americans' beef consumption increased.
Can you reconcile this observation with the laws of supply and demand?