图示结构中，哪种结构顶水平位移最小？

• A.<img src="https://timg.fentiku.com/97/2016/12/22/PjfuKSRmO9.png" title='PjfuKSRmO9.png' alt='PjfuKSRmO9.png'/>
• B.<img src="https://timg.fentiku.com/97/2016/12/22/Nxm8vyVndZ.png" title='Nxm8vyVndZ.png' alt='Nxm8vyVndZ.png'/>
• C.<img src="https://timg.fentiku.com/97/2016/12/22/0A6waevOqB.png" title='0A6waevOqB.png' alt='0A6waevOqB.png'/>
• D.<img src="https://timg.fentiku.com/97/2016/12/22/t6BRoJFkPn.png" title='t6BRoJFkPn.png' alt='t6BRoJFkPn.png'/>

正确答案：D