ATTENTIONPARKVISITORS AsofJune1st,2006,theTrentonCountyDepartmentofParkServicesisinstitutingthefollowingrules50acceptableactivitiesandbehaviorinWinfredPark: 1.AsinallTrentonCountyparks,theconsumptionofalcoholicbeveragesisstrictly prohibited.Also,openfiresarenotpermittedunderanycircumstances.Foodmayonlybecookedusingthedesignatedbarbecuepitslocatedateachpicnicarea. 2.Visitorswishingtoholdagatheringoftwenty-fivepeopleormoremustfirst51withandreceiveapermitfromtheTrentonCountryDepartmentofParkServices.Thecostofalargegatheringpermitis$10. 3.AllminorsswimminginWinfredStreammustbesupervisedbyanadult.Pleaseuse52whenswimming,ascurrentsandwaterlevelscanchangequicklywithoutwarning.Questionscon-cerningtheseregulationsshouldbedirectedbyphone,email,orlettertoJeremyBodo,superinten-dentoftheTrentonCountyDepartmentofParkServices. 阅读以上短文，回答197-199题。 第50题答案是__________
A.outlining B.inputting C.withdrawing D.uplifting正确答案A
