A village derives about 5 percent of its General Fund revenues from traffic violation fines. Violators of the law have 30 days to appeal the fines. Experience shows that the village ultimately collects on about 75% of the violations. When should the village recognize these revenues in the General Fund? a. when the budget is prepared b. at the beginning of the year, based on an estimate of collections c. when the traffic violation tickets are issued d. when the cash is collected