女性,45岁,缺失,前牙区Ⅲ度深覆,余留牙无异常,可摘局部义齿卡环可放置在
A <img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230804/12260355_0_2.gif"> B
<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230804/12260355_0_3.gif"> C
<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230804/12260355_0_4.gif"> D
<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230804/12260355_0_5.gif"> E
<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230804/12260355_0_6.gif">