一道语法题求解

flomissy

答案是不是错了啊。我选了D， 但答案是E

1.      Althoughit claims to delve into political issues, television can be superficial suchas when each of the three major networks broadcast exactly the samestatement from a political candidate.
(A) superficial such as when eachof the three major networks
(B) superficial, as can sometimesoccur if all of the three major networks
(C) superficial if the three majornetworks all
(D) superficialwhenever each of the three major networks（E）
(E) superficial,as when the three major networks each

婷婷玉立1990

d的话主谓不一致 broadcasts