Both the Federal Reserve’s decision that borrowing rates be raised, along with investor’s speculation that another increase might be on the way, helped bolster the dollar in recent weeks by making deposits more attractive. E A. that borrowing rates be raised, along with investor’s speculation that another increase might be on the way, helped bolster the dollar in recent weeks by making B. that borrowing rates be raised and investors’ speculation of possibly another increase on the way helped to bolster the dollar in recent weeks because they made C. to raise borrowing rates and investors’ speculation that another increase might be on the way helped to bolster the dollar in recent weeks by making D. to raise borrowing rates, along with investors’ speculation that another increase might be on the way, helped bolster the dollar in recent weeks because it made E. to raise borrowing rates and investors’ speculation of possibly another increase on the way helped bolster the dollar in recent weeks because they made 答案选C。我选了E。 我有两个问题求解答: 1.decision和 speculation的修饰语是否可以不平行? E中的 investors’ speculation of possibly another increase on the way 这个表达对吗? 2.E中的they 可以指代both the Federal Reserve’s decision and investors’ speculation吗?