如果a和b的最小公倍数是b，那么请选择CBA)s3S0E7{;z4H(?0M2v6r.d5{,H:]/n-F*B)f:P0Z
A. a是b的倍数0M2v6r.d5{,H:]/n-F*B)f:P0Z
B. a是b的约数0M2v6r.d5{,H:]/n-F*B)f:P0Z
C. a和b互质0M2v6r.d5{,H:]/n-F*B)f:P0Z