请选择CBA8J.R(q4y'o4i:_*y6~+Q His mother is _____ actress and his father is ______ good engineer.-l9E6G;y3q)i-b.n3G-r3v
A. an, an-l9E6G;y3q)i-b.n3G-r3v
B. an, a-l9E6G;y3q)i-b.n3G-r3v
C. a, an-l9E6G;y3q)i-b.n3G-r3v