Develop musical pieces adhering to the outlined composition guidelines.
'Binary', 'Sectional: Verse/Chorus'  
X:1
L:1/8
Q:1/4=150
M:2/4
K:D
 A | Ad cd | ef c2 | c2 e>d | fdc z | Ad cd | ef c2 | d2 e>d | fdc z || fa af | gg g2 | ff ed | 
 cB A2 | ab/a/ ga/g/ | fg/f/ e2 | d2 e>d | fdc z |]  