Design a melodic composition using the outlined structure while keeping within the customary elements of the given genre.
'Binary', 'Sectional: Verse/Chorus'  
X:1
L:1/8
M:2/2
K:D
 f2 fd e2 ed | f2 fd e(B{c}BA) | f2 fd e2 dB | ABde fdde | f2 (fd) efde | fgfd (eB) B2 | 
 dfaf bgaf | (3efg fd e2 dB |: ADFA B2 (3Bcd | ADFA B(E{F}ED) | ADFA B2 (Bd) |1 ABde fedB :|2 
 ABde fdde ||  