Develop a musical arrangement based on the stated alphabetical form and the given motif.
X:1
L:1/8
M:4/4
K:C
['FBB^A B2 (Bc)', "(^de) fb^ac' b2 (bc') ^d'bc'b d'bc'^a f^ef^g"]  
X:1
L:1/8
M:4/4
K:C
 BEA Dec |[M:2/2][K:D]SOSOO .!fermata!PMTCO(MBA) | FBB^A B2 (Bc) | ^dBfB ^gBfB | FAA^G A2 (AB) | 
 cAeA fAeA | FBB^A B2 (Bc) | ^dcBc def^g | a^gaf e^dce | ^dBc^A B2 :: (^de) | fb^ac' b2 (bc') | 
 ^d'bc'b d'bc'^a | f^ef^g ^agab | c'^aba (c'a) b2 | ^db^ac' babc' | ^d'bc'b ^aff^g | a^gaf e^dce | 
 ^dBc^A B2 :|  