In an indirect message, valid reasons for the refusal are presented before the bad news. which option is most effective?

a. we had to establish guidelines for the acceptance of used computing equipment because only new computers provide warranties, compatible software, and come with matching peripherals.
b. if we accepted your rather dated desktops and laptops, we would risk software incompatibility, high repair bills, and substantial replacement costs for missing input and output devices.
c. we're very sorry but our policy does not allow us to accept donations of used computing equipment.

10. problems and applications q10 a market is described by the following supply-and-demand curves: qsqs = = 2p2p qdqd = = 300â’p300â’p the equilibrium price is $ and the equilibrium quantity is . suppose the government imposes a price ceiling of $90. this price ceiling is , and the market price will be $ . the quantity supplied will be , and the quantity demanded will be . therefore, a price ceiling of $90 will result in . suppose the government imposes a price floor of $90. this price floor is , and the market price will be $ . the quantity supplied will be and the quantity demanded will be . therefore, a price floor of $90 will result in . instead of a price control, the government levies a tax on producers of $30. as a result, the new supply curve is: qsqs = = 2(pâ’30)2pâ’30 with this tax, the market price will be $ , the quantity supplied will be , and the quantity demanded will be . the passage of such tax will result in .