Formulate harmonious chords that work in tandem with the presented music.
Ac | e2 c2 e2 a2 | efed c2 Bc |1,3{c} d2 dc B2 B2 | efed c2 :|2,4 
 d2 dB EGBG | A6 :: Ac | e2 e2 f3 f | efed c2 Bc |1,3{c} d2 dc B2 B2 | 
 efed cE :|2,4 d2 dB EGBG | A6 :|  
X:1
L:1/8
M:2/2
K:A
 Ac |"A" e2 c2 e2 a2 |"A" efed c2 Bc |1,3"E7"{c} d2 dc B2 B2 |"E7" efed"A" c2 :|2,4 
"E7" d2 dB EGBG |"A" A6 :: Ac |"A" e2 e2"D" f3 f |"A" efed c2 Bc |1,3"E7"{c} d2 dc B2 B2 | 
"E7" efed"A" cE :|2,4"E7" d2 dB EGBG |"A" A6 :|  