The theory of evolution states that all life is related and that organisms have become more complex over time. which phrase describes a theory? a. an educated guess b. the fact has been proven c. the conclusion to last a long lasting debate d. the best explanation for a set of data and observations

D. the best explanation for a set of data and observations
Because a theory is something that cannot become a law (full on solution) but is supported by evidence and different tests from over time. A theory is still in the process of being able to gain more information and being able to be proved wrong by various experiments. I hope I helped! :)

What’s the

C. a mature ovule of a plant.