單項選擇題

現(xiàn)有:  
class ThreadExcept implements Runnable {  
public void run() { throw new RuntimeException("exception "); } 
public static void main(String [] args) {  
new Thread(new ThreadExcept()).start();  
try {  
int x = Integer.parseInt(args[0]);  
Thread.sleep(x);  
System.out.print("main ");   
} catch (Exception e) { }     
}  
}  
和命令行: 
java ThreadExcept 1000   
哪一個是結(jié)果?() 

A. main
B. 編譯失敗
C. 代碼運行,但沒有輸出
D. main java.lang.RuntimeException: exception

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