If you wish to strum:

C - G - Am - Em

Or if you wish to pick:
        C (x32010@1)                G (320003@1)        Am (x02210@1)              Eme|---------------------------------------------0----------------------| (022000@1)B|---------------1--0--------------0--------------1------------0------|
G|------------0--------0--------0-----------2--------2------0---------|
D|---------2-----------------------------2----------------------------|
A|------3-----------------------------0-------------------------------|
C|-------------------------3-3--------------------------0-0-----------|

        C (x32010@1)                G (320003@1)        Am (x02210@1)              Eme|---------------------------------------------0----------------------| (022000@1)B|---------------1--0--------------0--------------1-------------------|
G|------------0--------0--------0-----------2--------2----------0-----|
D|---------2-----------------------------2-------------------2--------|
A|------3-----------------------------0-------------------------------|
C|-------------------------3-3--------------------------0-0-----------|