Which component of GDP will be affected by each of the following transactions involving "American Cars R Us Rental"? Briefly explain. Hint on the components of the GDP: GDP = C + I + G + Nx

a. You use American Cars R Us Rental on your next vacation.

b. American Cars R Us Rental purchases auto parts from foreign companies.

c. American Cars R Us Rental spends $50,000,000 to update their inventory, marketing, and technology.

d. American Cars R Us Rental purchases 5,000 American automobiles from their competitors.

e. The federal government decides to subsidize any "fuel-efficient" experiments with the cars that American Cars R Us Rental decides to purchase.