I grew up in Africa, ________ at least I should say that I spent much of the first ten years of my life there.

1. A.
   and
2. B.
   or
3. C.
   so
4. D.
   but

 I grew up in Africa.          At least I should say that I spent much of the first ten years of my life there.

A. and      B. or               C. so               D. but

I grew up in Africa,        at least I should say that I spent much of the first ten years of my life there.

       A．and   B．or     C．so     D．but

I grew up in Africa.          At least I should say that I spent much of the first ten years of my life there.

A.and                 B.or               C.so                  D.but