The wings of swallows and dragonflies perform the same function: they enable the organisms to fly. based on these images, what interpretation can be made?

The wings of swallows and dragonflies perform the same function: they enable the organisms to fly but it does not mean that these organisms belong to same common ancestor.

They have actually analogous structure.

Analogous structure:

Analogous structures are those structures in different species which perform the same function, have similar appearance and structure but are not evolved together; therefore do not share a common ancestor.

the answer is b)3/8x+1