Choose the closest paraphrased version after the following sentence or the italicized part.
Silence falls over the room as the titanic proportions of the destruction begin to sink in.（ ）
A、
People in the room fall silent as they sense that this building is going to fall apart under some destructive force.
B、
People in the room fall into silence as they realize their ship is sinking.
C、
People in the room fall into silence as they come to understand how serious the destruction is.
D、
People in the room fall silent as they hear the bad news of the wreck of the ship Titanic.
【正确答案】：C
【题目解析】：
句子释义：大家明白了原子弹的巨大破坏力，此时教室里鸦雀无声。
C选项“在明白（原子弹）的破坏力有多么严重后，教室里的人陷入了沉寂”符合题意。