Develop a musical composition using the provided structural guidelines.
'Ternary', 'Sectional: Verse/Chorus/Bridge'  
X:1
L:1/8
M:4/4
K:A
 cd || (3efe ^de ceBe | A2 cA EAcA | (3efe ^de ceBa | (3gfe (3dcB (3Ace (3agf | (3efe ^de ceBe | 
 A2 cA EAcA | (3efe ^de ceBa | (3gfe (3dcB A2 ce || aAcA eAcA | dcde fB B2 | aAcA eAca | 
 (3gfe (3dcB A2 ce | aAcA eAcA | dcde fB B2 | aAcA eAca | (3gfe (3dcB A4 ||  