The market for rental cars is very competitive. How would the following developments affect the quantity of car rentals that a typical car company wants to supply in the short run? 

a.) With the easing of fears about Covid 19, people are more excited to travel than before. 

b.) Local governments reduce the yearly fee that rental car companies have to pay for their facilities. Note, that these fees do not vary with how many cars the company rents. 

c.) Rental companies have to pay higher wages for their workers.