Create a melody and harmony adhering to the specified musical parameters.
'Binary', 'Sectional: Verse/Chorus'  
X:1
L:1/8
M:2/4
K:none
[K:D] AB/A/ FA | EA ce | AB/A/ GA | FA df | AB/A/ FA | EA ce | Ac/e/ gc | dd/c/ d z :: 
 BB B/d/c/B/ | BA A2 | c/A/G/A/ e/A/G/A/ | d/A/F/A/ d2 | BB B/d/c/B/ | BA A2 | c/A/G/A/ ec | 
 df d z :|  