What are they for? Key: 1.e 2f 3.a 4.c 5d 6.b 7g If you want to learn more Key: a3 b2 C4 d7 e1 f5 g6What are they for? Key: 1.e 2.f 3.a 4.c 5.d 6.b 7.g If you want to learn more Key: a.3 b.2 c.4 d.7 e.1 f.5 g.6