Housefies have very tiny hind wings that are too small to them on the ground. Scientists ha ancient insect they believe is related to housefies. However, these insects had second pair of
How does this show support for the theory of evolution?
O Housefies have a vestigial structure
The ancient insects had a vestigial structure
O Both share a homologous structure
O Both share an analogous structure

the question isn't complete here so i can't right an answer '_'

the principles and empirical processes of discovery and demonstration considered characteristic of or necessary for scientific investigation, generally involving the observation of phenomena, the formulation of a hypothesis concerning the phenomena, experimentation to test the hypothesis, and development of a conclusion that confirms, rejects, or modifies the hypothesis.