Develop a piece of music adhering to the specified form in terms.
'Ternary', 'Sectional: Verse/Chorus/Bridge'  
X:1
L:1/8
Q:3/4=40
M:3/4
K:D
"^All as written" |: ag | f2 afd | A2 Bdce d2 | df aadc | ec AA A2 :: A | d2 fa fa | egfd B2 | 
 GG FE D2 | FAdf gedc | d2 d>d d2 :|  