... introduced by leading and prompting, and the phrase 55 -percent increase in delays conveys the meaning more accurately than does the phrase 55 percent more delay(s) in A and B. Also, choice A ... crossbreeding partly to acquire. In A, in part that does not grammatically connect the underlined portion to the first part of the sentence (the independent clause). In both A and B, in part is not ... participle guided. In choices C and D, that is required to introduce the clause x was a mystic if that introduces the second clause, he was guided In choice E, to have been a mystic and that he guided...