单选题 According to the passage, which of the following is a tree statement about sectional conflicts in America between 1763 and 1789?

A、 These conflicts were instigated by eastern interests against western settlers.
B、 These conflicts were the most serious kind of confliet in America.
C、 These conflicts eventually led to openly expressed class antagonism.
D、 These conflicts contained an element of class hostility.

【正确答案】 D

【答案解析】该题问：根据本文，有关1763年和1789年之间的美国地区冲突的陈述，下述哪一项是正确的? D项意为“这些冲突包含有阶级敌对的因素”．在本文的倒数第二段中有线索Although undertones of class conflict existed beneath such hostility意为“尽管这些敌对情绪之下潜伏着阶级冲突”。因此可知D项为正确选项。