单选题 In ______, it is now clear that this battle was a turning point in the war.
【正确答案】 C
【答案解析】(retrospect回顾)。句意为:回想起来,这一仗显然是该战役的转折点。A. retention保持,保留;B.return返回,归还;D.revere尊敬,敬畏。