Consider the market for taxi service in a city. Explain, by using supply and demand curves, how each of the following actions will affect the market. (Consider each case separately) A. Bus drivers go on strike. B. Bus fares increase after a strike by bus drivers C. Taxi drivers must pass a competency test, and one-third fail. D. Gasoline prices increase E. Half the downtown parking lots are converted to office buildings. F. the population of the city increases.