{{B}}sEt 2 gEology plAtE tECtoniCs{{/B}}

listEn AgAin to pArt oF thE lECturE. thEn AnswEr thE quEstion.why DoEs thE proFEssor Ask this:A．to tEst thE stuDEnts’ unDErstAnDing oF plAtE tECtoniCs
B．to DEsCriBE An EvEnt thAt ConFusEs mAny sCiEntists
C．to point out A thEory thAt hAs nEvEr BEEn ConFirmED
D．to introDuCE A phEnomEnon thAt hE intEnDs to ExplAin