A:and the strangest of which i
B:the strangest of which being
C:the strangest of which i
D:and the strangest of them being
— I went there with my parents.
①使苏联成为强盛的工业国 ②东欧各国大都照搬这一模式
③为苏联的解体埋下了隐患 ④极大地保护了农民的利益