下列动态SQL效果中，（）等同于where标签？
A.<trim prefix="WHERE" prefixoverride="AND |OR ">
B.<trim prefix="set" prefixoverride="AND |OR ">
C.<trim prefix="set" suffixoverride="," suffix=" where id = #{id} ">
D.<trim prefix="set" suffix=" where id = #{id} ">
正确答案是A