<img src="https://static.zxtiku.com/wangke/imgs/topic/48db46dd2c8748835fb3052349e56d70.jpg"/> A. <br/> <img src="https://static.zxtiku.com/wangke/imgs/topic/cf2a62865aea4e9e90213fa97e01bafa.jpg"/>; B. <br/> <img src="https://static.zxtiku.com/wangke/imgs/topic/1c58cce405644f6bac740fcb9d03de43.jpg"/>; C. <br/> <img src="https://static.zxtiku.com/wangke/imgs/topic/5f1be90a423d9e92c50de7ec905e32ea.jpg"/>; D. <br/> <img src="https://static.zxtiku.com/wangke/imgs/topic/8e78bea347b2c7c5882daabf25e07c01.jpg"/>