Lawmaker: Raising taxes is not the only means of reducing government debt. The government's stockpile of helium is worth 25 percent more, at current market prices, than the debt accumulated in acquiring and storing it. Therefore, by selling the helium, the government can not only pay off that debt but reduce its overall debt as well. Which of the following is an assumption on which the argument depends? AThe government has no current need for helium. 分析该选项 BTwenty-five percent of the debt the government has accumulated in stockpiling helium is not an insignificant portion of the government's total debt. 分析该选项 CIt is not in the lawmaker's interest to advocate raising taxes as a means of reducing government debt. 分析该选项 DAttempts to sell the government's helium will not depress the market price of helium by more than 25 percent. 分析该选项 EThe government will not incur any costs in closing its facilities for stockpiling helium. 分析该选项