单选题 Which of the following people, in the author's opinion, most likely have personalities opposite to each other?

A、 The people sleeping on their stomachs and those sleeping on their backs.
B、 The people sleeping on their sides and those sleeping curled up.
C、 The people sleeping on their backs and those sleeping on their sides,
D、 The people sleeping curled up and those sleeping on their stomachs.

【正确答案】 A

【答案解析】[分析] 推理题。根据文章第二三段的比较，如“…you're a very open person…”和“… you are a rather secretive person…”“…You normally trust people…”和“…You always stick to your own opinions and judgements…”都可以看出这两种人在性格上是相互对立的。所以A正确。