空间构型是平面正三角形的分子是: A. <br/> <img src="https://static.zxtiku.com/wangke/imgs/topic/40b1770d1d86eea342e174a0414a444a.jpg"/> B. <br/> <img src="https://static.zxtiku.com/wangke/imgs/topic/2c7507685bfd83e1c745b550957c0c94.jpg"/> C. <br/> <img src="https://static.zxtiku.com/wangke/imgs/topic/4a08d19c5b366bcc61dcb483df5e510b.jpg"/> D. <br/> <img src="https://static.zxtiku.com/wangke/imgs/topic/bdc8dca1a60a874d162087ef254d6fb8.jpg"/>