What are they for? Key: 1.d 2. b 3g 4f 5c 6.e If you want to learn more Key: a2 b.1 C7 d6 e3 f 4 g.5What are they for? Key: 1.d 2.b 3.g 4.f 5.c 6.e If you want to learn more Key: a.2 b.1 c.7 d.6 e.3 f.4 g.5