A:who; I think are
B:that; I think i
C:what; who I think i
D:who; that I think are
图是新民主主义革命某一时期人民军队作战形势图,这一重大军事行动的意义在于
解决下图漫画《养老金并轨》所反映问题的最根本途径是( )