Compose melodious music utilizing the prescribed letter representation and integrating the given thematic element.
X:1
L:1/4
Q:1/4=120
M:4/4
K:G
['c A', 'e d B', 'B c', 'B d G G D =F3 D']  
X:1
L:1/4
Q:1/4=120
M:4/4
K:G
"^(Editorial suggestion" D | G A F G/A/ | B c A B/c/ |"^(a)" d d c A | G3 :| d/e/ | =f e d B | 
 c e d B | d G G D | =F3 D | G A !courtesy!^F G/A/ |"^(b)" B c A B/c/ | d2 c A | G3 |: D | 
 G A F G/A/ | B c A B/c/ |"^(a) var." d2 c A | G3 :| d/e/ | =f e d B | c e d B | d G G D | =F3 D | 
 G A !courtesy!^F G/A/ |"^(b) var." B2 A B/c/ | d2 c A | G3 |]  