（）isyourchancetoremindthereaderofyourthesisideaandbringthepapertoanaturalandgracefulend.

（）isyourchancetoremindthereaderofyourthesisideaandbringthepapertoanaturalandgracefulend.

A.Aconcludingparagraph

B.Anintroductoryparagraph

C.Thesecondparagraph

D.Thethirdparagraph

正确答案：A