thE rEvEnuE From lottEry tiCkEt sAlEs is DiviDED BEtwEEn prizE monEy AnD thE vArious usEs shown in thE grAph lABElED "proCEEDs." in 1997, whAt pEr-CEnt oF thE monEy spEnt on tiCkEts wAs rEturnED to thE purChAsErs in thE Form oF prizE monEyA、23.5%
B、
B、50%
C、60%
D、66%
E、74%