Develop a music arrangement by incorporating the given alphabetical sequence and the provided motif.
X:1
L:1/4
M:3/4
K:G
['A B', 'B A']  
X:1
L:1/4
M:3/4
K:G
 D G A | B d c | B A G | D2 E | [GC]3/2 [GC]/ [GC] | E G F | E3 | D3 | D G A | B d c | B A G | 
 D2 E | [GC]3/2 [GC]/ [GC] | C E G | A3 |1 A3 :|2 A B c || d B d | g2 f | e3 | d3 | c e d | c G A | 
 B3/2 c/ B | A B c | d B d | g2 f | e3 | d3 | c e d | c B A | B3/2 c/ B | A B c | B A G | F2 G | 
 G3 | [EC] D [EC] | [FB,] D G | F E F | (G3 |1 G) B c :|2 G3 ||  