Can the wing of a butterfly and the wing of a bat be considered homologous organs? Why or why not?

Explanation

No. they are not homologous organs. Homologous organs are organs that are structurally the same but functionally different. Wings of bats and that of butterflies are structurally different though functionally the same.
Wings of bats are folded skin stretched over elongated fingers while butterfly wings are covered with scales.