网址：http://m.1010jiajiao.com/timu3_id_2431215[举报]
Dorothy was always speaking highly of her role in the play, ________ of course, made the others unhappy．
A．who
B．which
C．this
D．what
Dorothy was always speaking highly of her role in the play，_____，of course，made the others unhappy.
A. who B. which C. this D. what