※ 다음 글의 내용과 일치하지 않는 것을 고르시오. [문 13～문 15] An earthquake is simply an unannounced convulsion. It is like performing a Shakespearean tragedy that begins absurdly in the fifth act; after 15 seconds, Hamlet and the others lie dying, and the stage is covered with blood and debris. For many years one may have lived on top of the San Andreas fault and made doomy jokes about it; it is like having a violent beast in the basement, knowing that one day it may burst up through the living room floor. But there is no preparation for the moment. Only certain animals feel premonitory vibrations undetectable to humans. They grow skittish. Horses glare with wild panicked eyes.