Develop a music arrangement by incorporating the given alphabetical sequence and the provided motif.
X:1
L:1/8
M:2/4
K:G
['B/c/d B/c/d gB d2', 'f/e/d Ac e2 Ag g/f/e', 'd2 eA A2 BG G2 B/c/d B/c/d', 'Ac df']  
X:1
L:1/8
M:2/4
K:G
 B/c/d B/c/d | gB d2 | eA A2 | BG G2 | B/c/d B/c/d | gB d2 | eA/B/ cF | GB G2 ::[K:D] Af f/e/d | 
 Ac e2 | Ag g/f/e | Ad f2 | Af f/e/d | Ac e2 | Ag g/f/e | df d2 ::[K:G] B/c/d B/c/d | gB d2 | 
 eA A2 | BG G2 | B/c/d B/c/d | gB d2 | eA/B/ cF | GB G2 ::[K:D] ff/e/ df | ee/d/ B2 | cc/B/ Ac | 
 df A2 | ff/e/ df | ee/d/ B2 | cc/B/ Ac | df d2 :|  