单选题 Unfortunately,his damaging attacks on the ramification of the economic policy have been ______by his wholehearted acceptance of that policy"s underlying assumptions.
【正确答案】 B
【答案解析】解析：句意：不幸的是，由于他对这一政策暗含的假设完全接受，使得他对经济政策后果所做的猛烈抨击遭到削弱。undermine暗中破坏，逐渐损坏。supplement增补，补充。divert转向，贪污。redeem赎回；履行。