Compose chord progressions that complement the given musical piece.
E2ED CCCB, | C2CB, A,2A,2 | AAAG F2FE | D2>C2 B,2B,2 | CCCD E2ED | CCCB, A,2A,B, | 
 C2CC B,2B,B, | A,2A,2 A,2 z2 ||  
X:1
L:1/16
Q:1/4=80
M:2/4
K:Amin
"Am" E2ED CCCB, | C2CB, A,2A,2 |"Dm" AAAG F2FE | D2>C2"E7" B,2B,2 |"Am" CCCD E2ED | CCCB, A,2A,B, | 
 C2CC"E7" B,2B,B, |"Am" A,2A,2 A,2 z2 ||  