47. By providing such services as mortgages, home improvement loans, automobile loans, financial advice, and staying within the metropolitan areas, Acme Bank has become one of the most profitable savings banks in the nation,
(A) financial advice, and staying
(B) financial advice, and by staying
(C) and financial advice, staying
(D) and financial advice, and staying
(E) and financial advice, and by staying
correct answer: E
我想問個小問題,不知道莫老師有沒有講過
從By providing 和 by staying的結構來看
這個句子是不是有違反了「由輕到重」的原則呢?