如下图所示高层建筑的剪力墙，在洞口的布置上，哪个对抗震最不利？【2001-115】

• A.<img src="https://timg.fentiku.com/101/2016/10/21/fM0OGO3oMZ.png" title='fM0OGO3oMZ.png' alt='fM0OGO3oMZ.png'/>
• B.<img src="https://timg.fentiku.com/101/2016/10/21/8RnTrk4Q9y.png" title='8RnTrk4Q9y.png' alt='8RnTrk4Q9y.png'/>
• C.<img src="https://timg.fentiku.com/101/2016/10/21/vxD018OpG9.png" title='vxD018OpG9.png' alt='vxD018OpG9.png'/>
• D.<img src="https://timg.fentiku.com/101/2016/10/21/q8aTpbP3Kz.png" title='q8aTpbP3Kz.png' alt='q8aTpbP3Kz.png'/>

正确答案：B