Develop a musical arrangement based on the stated alphabetical form and the given motif.
X:1
L:1/8
Q:1/8=160
M:6/8
K:G
['gdB BdB', 'z d2', 'afd afd fga']  
X:1
L:1/8
Q:1/8=160
M:6/8
K:G
 b/a/ | gdB BdB | gdB gba | gdB BdB | ecA A2 f | gdB BdB | gdB fga | bgd afd | ecA A2 :|[K:D] z |: 
 d2 b afd | afd fga | d2 b afd | ecA cde | d2 b afd | afd fga | bge afd |1 ecA cde :|2 ecB ABc | 
 d6 |]  