Compose a tune following the outlined musical pattern.
'Binary', 'Sectional: Verse/Chorus'  
X:1
L:1/8
M:2/4
K:D
 AF A2 | BG B2 | c/B/A/B/ cd | ed B/c/d/B/ | AF A2 | BG B2 | c/B/A/B/ cd | ed d2 :| Ad f2 | fe e2 | 
 ef ga | ba ag | f>e fg | fe e2 | ef g/e/c | ed d2 :|  