Compose melodies keeping in mind the specified musical arrangement.
'Sectional: Through Composed'  
X:1
L:1/8
M:3/4
K:D
 (Ac) (fd) (AG) | (FD) (FA) (df) | (fe) (ge) (cA) | (Ac) eb a2 | (Ac) (fd) (AG) | (FD) (FA) (df) | 
 (fe) (ge) (ce) | d4 z2 :: (ab) (ag) (fa) | (d'a) (fa) d'2 | c'3 (ec'a) | d'afa d'2 | ab ag fa | 
 d'a fa d'2 | c'd' c'a bc' | d'2 z2 ::[K:G] dc | Bd gB dg | bB db g2 | fg ag fg | ag fe dc | 
 BdgBdg | bB db g2 | fg ad ef | g4 ::[K:D] D2 | DE FG Ad | E4 B2 | A3 GFE | F2 D2 D2 | AB cd eg | 
 B4 gf | e2 d2 c2 | d4 :|  