Develop musical pieces adhering to the outlined composition guidelines.
'Ternary', 'Sectional: Verse/Chorus/Bridge'  
X:1
L:1/8
M:2/4
K:C
 (c/d/) |: e z f z | d2 z{e} d | cB cd | e2 c(c/d/) | e z f z | d2 z g |{a} gf ed |1 
 c2 z (c/d/) :|2 c3 G |:[M:6/8] g2 f e2 g | g2 f e2 g | f2 e f2 g | (a3 g)z"^Intro"g | g2 f e2 g | 
 g2 f e2 g | a2 f d2 B | c3- c z z :|  