下面的语句哪个会无限循环下去：
Afor a in range(10): time.sleep(10)
Bwhile 1<10: time.sleep(10)
Cwhile True: break
Da = [3,-1,‘,‘] for i in a[:]: if not a: break
Afor a in range(10): time.sleep(10)
Bwhile 1<10: time.sleep(10)
Cwhile True: break
Da = [3,-1,‘,‘] for i in a[:]: if not a: break