Which of the following reflexive pronouns（反身代词)is used as an appositive（同位语)？A．Fran

Which of the following reflexive pronouns(反身代词)is used as an appositive(同位语)？

A．Frank is not quite himself(身体不适)today.

B．For someone like myself, a couple of buns will be more than enough.

C．She made herself a fine dress.

D．The president himself will attend the opening ceremony.

请帮忙给出正确答案和分析，谢谢！