165. To compare the lightning-fast genius of playwright Tom Stoppard with the pedestrian efforts of some of his contemporaries is to compare the exquisite bouquet of a fine wine with that of ordinary grape juice.

(A) To compare the lightning-fast genius of playwright Tom Stoppard with the pedestrian efforts of some of his contemporaries is to compare the exquisite bouquet of a fine wine with that of ordinary grape juice.

(B) To compare the lightning-fast genius of playwright Tom Stoppard with the pedestrian efforts of some of his contemporaries is comparing the exquisite bouquet of a fine wine with that of ordinary grape juice.

(C) Comparing the lightning-fast genius of playwright Tom Stoppard with the pedestrian efforts of some of his contemporaries is to compare the exquisite bouquet of a fine wine with ordinary grape juice.

(D) Comparing the lightning-fast genius of playwright Tom Stoppard with the pedestrian efforts of some of his contemporaries is like comparing the exquisite bouquet of a fine wine with ordinary grape juice.（A）

(E) To compare the lightning-fast genius of playwright Tom Stoppard with the pedestrian efforts of some of his contemporaries is to compare a fine wine’s bouquet with ordinary grape juice’s bouquet.

请问E为啥不好? 我理解n. of n.结构优于名词所有格, 但是A是拿exquisite bouquet of a fine wine与 exquisite bouquet of ordinary grape juice比, 而既然是ordinary grape juice, 是不是就不应该是exquisite bouquet呢?