The idea that observed phenomena could be explained on the basis of clear and distinct ideas is called

The answer is deductive reasoning.

Explanation:

Because  French mathematician and philosopher Rene Descartes was attempting to account for observed phenomena on the basis of what he called clear and distinct ideas.

for (a) a tragedy was considered a main greek drama and it influenced alot of others. for (b) the actors in greek theater were named as aeschylus, sophocles, and euripides and sometimes playwrites. for (e) in a semi-circular theater called the "orchestra.". we'll the question was explain where the namer actors originated.

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