下述诱变剂中常引起移码突变的是

A、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 14px">亚硝酸</span>

B、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 14px">烷化剂</span>

C、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 14px">碱基类似物</span>

D、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 14px">丫啶类染料</span>