单选题 The Second Hague Disarmament Conference of 1907 was marked more by discord than discourse, a sign of the deteriorating world situation.

A、 facilitating
B、 upgrading
C、 justifying
D、 worsening

【正确答案】 D

【答案解析】[解析] 本题中，deteriorating的意思是“变坏”。D项“worsening恶化”符合题意，如：Heavy storms worsened the fuel shortage．(狂风暴雨使燃料短缺情况更加严重。)其他三项“facilitating助长；upgrading提升；justifying证明……是正当的”都不正确。