男性,41岁。缺失,余留牙健康,如制作可摘局部义齿,基牙应选择
A <img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230804/12259194_0_1.gif"> B
<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230804/12259194_0_2.gif"> C
<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230804/12259194_0_3.gif"> D
<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230804/12259194_0_4.gif"> E
<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230804/12259194_0_5.gif">