Create a melody and harmony adhering to the specified musical parameters.
'Binary', 'Sectional: Verse/Chorus'  
X:1
L:1/8
M:4/4
K:Dmix
 A>BAG FGAB | c G3 EGA>G | A3 G FGAB | cdeg fd (3ddd | A3 G F A3 | cG (3EFG c G3 | A2 AG FGAB | 
 cd (3efg fddA || d2 fd adfd | c2 ec gcec | (3ddd fd ad (3fed | c2 ag fdce | d3 f adfd | 
 c3 e gecg | afge fd e2 | cdeg fdd ||  