Design a melodic composition using the outlined structure while keeping within the customary elements of the given genre.
'Sectional: Through Composed'  
X:1
L:1/8
M:4/4
K:Ador
 eg |: a2 ab ageg | a2 ab agef | g2 g2 fgag |1 f2 d2 d2 eg :|2 f2 d2 d2 ed |: ^cA^cA B2 ed | 
 ^cA^cA E2 ed | ^cA^cA B2 ed |1 ^c2 A2 A2 :|2 ^c2 A2 A2 AB |: cdec BcdB | ABAF GF E2 | cdec BcdB |1 
 c2 A2 A2 AB :|2 c2 A2 A4 ||  