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【单选题】
下列选项中,对 “独立”句理解恰当的一项是( )A.
昂首挺立于寒冷的秋天，凸现出一代领袖的风采。
B.
独自站立于深秋之中，点明环境和时间。
C.
在严峻的政治形势中昂首挺立，表现出不屈的斗争精神。
D.
在寒冷的秋天中孤立无援，略感寂寞、惆怅。
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