题目内容：
根据以下材料，回答题Inthefallof1985,Iwasabright-eyedgirlheadingofftoHowardUniversity,aimingatale-galcareeranddreamingofsittingonaSupremeCourtbenchsomewhere.Twenty-oneyearslaterIamstillabright-eyeddreamerandonewithquiteadifferenttaletotell.
Mygrandma,anamazingwoman,graduatedfromcollegeattheageof65.Shewasthefirstinourfamilytoreachthatgoal.ButoneyearafterIstartedcollege,shedevelopedcancer.Imadethe
choicetowithdrawfromcollegetocareforher.Itmeantthatschoolandmypersonaldreamwouldhavetowait.
ThenIgotmarriedwithanotherdream:buildingmyfamilywithacombinationofadoptandbiologicalchildren.In1999,weadoptedourfirstson.Tolayeyesonhimwasfantastic-andveryemotional.Ayearlatercameoursecondadoptedboy.ThenfollowedsonNo.3.In2003,Igavebirthtoanotherboy.
YoucanimaginehowfullyoccupiedIbecame,raisingfourboysundertheageof8!Our
homewasacompletezoo-ajoyouszoo.Notsurprising,Ineverdidmakeitbacktocollegefull-time.ButInevergaveuponthedreameither.Ihadonlyonechoice:tofindaway.Thatmeanttalkingasfewasoneclasseachsemester.
ThehardestpartwasfeelingguiltyaboutthetimeIspentawayfromtheboys.Theyoftenwantedmetostayhomewiththem.TherecertainlyweretimesIwantedtoquit,ButIknewIshouldsetan
exampleforthemtofollowthroughtherestoftheirlives.
In2007,!graduatedfromtheUniversityofNorthCarolina.Ittookmeover21yearstogetmycollegedegree!
Iamnotspecial,justsingle-minded.Italwaysstruckmethatwhenyou'relookingatabigchallengefromtheoutsideitlookshuge,butwhenyou'reinthemidstofit,itjustseemsnormal.Everythingyouwantwon'tarrivein
yourlifeononeday.It'saprocess.Remember:littlestepsadduptobigdreams.
WhentheauthorwenttoHowardUniversity,herdreamwastobe A．awriter
B．ateacher
C．ajudge
D．adoctor
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