Develop a music arrangement by incorporating the given alphabetical sequence and the provided motif.
X:1
L:1/8
M:4/4
K:C
['D2 dB', 'd2 fd adfd']  
X:1
L:1/8
M:4/4
K:C
[M:2/2][K:D] fa[Q:1/8=180].DFEF D2 dB | A2 FD EA, A,2 | DFEF D2 dB | AFDF ED D2 :| d2 fd adfd | 
 A2 (3cBA eA (3cBA | d2 fd adfd | (3fga eg fB B2 | d2 fd adfd | A2 (3cBA eA (3cBA | dfeg (3fga ec | 
 dBAG FD D2 |]  