Design a melodic composition using the outlined structure while keeping within the customary elements of the given genre.
'Ternary', 'Sectional: Verse/Chorus/Bridge'  
X:1
L:1/8
M:4/4
K:A
 fg |: a2 fa e2 c2 | ecBA cABG |[M:2/4] A2 fg |[M:4/4] A2 fa e2 c2 | e2 ef e2 (3efg | a2 a2 e2 f2 | 
 ecBA cABG | A2 A2 E2 EG |1 FEFG A2 fg :|2 FEFG A2 A2 |[M:2/4] [A,E]2 f2 ||[M:4/4] ecBA cABG | 
 A2 A2 [A,E]2 f2 | ecBA cABA | F2 F2 [A,E]2 f2 | ecBA cABG | A2 A2 E2 EG |1 FEFG A2 A2 | 
[M:2/4] [A,E]2 f2 :|2[M:4/4] FEFG A2 fg ||  