Develop a melodic piece adhering to the specified musical form.
'Ternary', 'Sectional: Verse/Chorus/Bridge'  
X:1
L:1/8
M:4/4
K:Dmix
 dc |: A2 AG FGAB | cBcG EFGB | (3AAA AD FGAc | d2 eg fddc | (3AAA AG FGAB | cBcG ECEG | 
 (3AAA AD FGAB | d2 eg fd d2 :| d2 fd adfd | ^cdef gage | d2 fd adfd | ^cdeg fddA | d2 fd adfd | 
 ^cdef gage | abag fged | ^cdeg fd d2 :|  