Intermediate to advanced beginner: simple stitches and minimal shaping

To fit chest
cm 41 (46, 51, 56, 61, 66)
in 16 (18, 20, 22, 24, 26)

Actual size
cm 52 (55, 63, 66, 72, 75)
in 20 1/2 (21 3/4, 24 3/4, 26, 28 1/4, 29 1/2)

Materials
Euro Baby Nurture
1 (1, 1, 2, 2, 2) 100 g balls of shade A color 14
1 (1, 1, 1, 1, 1) 100 g balls of shade B color 06
1 (1, 1, 1, 1, 1) 100 g balls of shade C color 01

5 (5, 5, 6, 6, 6) buttons