Develop a musical arrangement based on the stated alphabetical form and the given motif.
X:1
L:1/8
Q:1/2=90
M:2/2
K:G
['B2 cA', 'G2 Bc dgfg edcB (3(efg) (3(fga) g2']  
X:1
L:1/8
Q:1/2=90
M:2/2
K:G
 Bc | dBec B2 cA | GFAF G2 Bc | dBgf edcB | ABcA GFED | dBec B2 cA | GFAF G2 ec | B2 cA G2 F2 | 
 G2 G2 G2 :: Bc | dgfg edcB | (3(efg) (3(fga) g2 f2 | edcB cBAG | F2 A2 A2 GF | EFGE FGAF | 
 Bdce g2 ec | B2 cA G2 F2 | G2 G2 G2 :|  