Create a melody and harmony adhering to the specified musical parameters.
'Binary', 'Sectional: Verse/Chorus'  
X:1
L:1/4
M:2/4
K:G
"^A"{A} B2 A2 | G c B2 | A G F G | B2 A2 | B2 A2 | G c B2 | A d d ^c | d4 |]"^B" d2 =c2 | B g e2 | 
 d2 c2 | B g e2 | d G c2 | B F G c | B2 A2 | G4 |]  