One component of the Patriot Act of 2006 was the "Combat Methamphetamine Epidemic Act", which prohibited the over the-counter sale of cold medicines that contain pseudoephedrine (which is commonly used to make meth). Ceteris paribus, what is a likely impact of this Act in the market for meth?
a) An increase in the supply of meth and a decrease in meth prices.
b) A decrease in the supply of meth and a decrease in meth prices.
c) An decrease in the supply meth and an increase in meth prices.
d) An increase in the demand for ephedrine, an alternative input to meth