Develop musical pieces that align with the predetermined guidelines.
'Ternary', 'Sectional: Verse/Chorus/Bridge'  
X:1
L:1/8
M:2/4
K:D
 f/g/ | aa d'd' | bb ee | aa d/c/d/f/ | e/^d/e/f/ ef/g/ | aa d'd' | bb ee | aa/f/ e/d/e/f/ | 
 d2 z |] !fermata!d | Ad Ad | ee/f/ gg/f/ | ee/d/ c/B/c/A/ | d/e/f/g/ a/b/c'/d'/ | Ad Ad | 
 ee/f/ gg/f/ | ee/d/ c/B/c/A/ | df"^D.C."d |] B/c/ | dd ff | dd Bb | ^aa b/a/b/d'/ | c'^a fB/c/ | 
 dd ff | dd bb | d/c/d/e/ f^A | B2"^D.C." z |]  