Use supply and demand curves to illustrate the impact of the following events on the market for

Question:

Use supply and demand curves to illustrate the impact of the following events on the market for coffee:
a) The price of tea goes up by 100 percent.
b) A study is released that links consumption of caffeine to the incidence of cancer.
c) A frost kills half of the Colombian coffee bean crop.
d) The price of styrofoam coffee cups goes up by 300 percent.