The " contests " held as part of the early Greek dramatic festivals consisted of playwrights each writing A. three tragedies and one comedy B. two tragedies and two comedies. C. one tragedy. D. three comedies and one tragedy.

A. Three tragedies and one comedy

Explanation:

I'll be honest here, I did not know the answer off the top of my head!

So, I consulted randolphcollege. edu and found this:

"Twenty-five hundred years ago, Aeschylus, Sophocles, Euripedes, and Aristophanes wrote their plays in verse for an annual five - or six-day spring festival of dramatic competition called the Great (or City) Dionysia and dedicated to Dionysus. Three tragedians competed at the festival, each presenting three tragedies and a satyr play * (a tetralogy) over the course of a day; five comedians each presented one play on the last day of the festival.

*comedy