选择正确的第三视图（）。<img src="https://static.zxtiku.com/wangke/imgs/topic/b7d5bc82e6209ad9565b8f5e4f237fc0.jpg"/><br/> A、<img src="https://static.zxtiku.com/wangke/imgs/topic/76c52672f4459bc70f18987c52a1e36e.jpg"/><br/> B、<img src="https://static.zxtiku.com/wangke/imgs/topic/627ebc0c4b102c4f66ae8aea81ee8602.jpg"/><br/> C、<img src="https://static.zxtiku.com/wangke/imgs/topic/082d9103a55d4ae3c9ba2d4b912bb254.jpg"/><br/> D、<img src="https://static.zxtiku.com/wangke/imgs/topic/8634a63c97b4c432e4cb0c55846f7d60.jpg"/>