下列有关周恩来的外交活动的先后顺序排列正确的是( )
①迎接尼克松 ②走出日内瓦会场 ③提出“求同存异”方针 ④会见田中角荣
A:①②③④
B:③②①④
C:②①③④
D:②③①④
Here is the bulletin board in Class 2. Some of the notes can be seen every day. Here are some notes before a holiday. Please read them and answer the following questions.