Is the sentence simple, compound, or complex?

stephen plays the violin, and marta plays the viola.

a. compound
b. simple
c. complex

This statement is a compound sentence since it has two independent clauses linked to each other by a linker. how to know? just remove the linkor and read each claue on its own. that'll be:
stephen plays the violin. marta plays the viola.
if the clauses are complete on their own (independent clauses), then the sentence is a compound sentence.

When u look at the its obviously b

The main themes of the play are: fate and free will with the inevitability of oracular predictions is a theme that often occurs in greek tragedies the conflict between the individual and the state similar to that in sophocles’ “antigone” and   people’s willingness to ignore painful truths both oedipus and jocasta clutch at unlikely details in order to avoiding facing up to the inceasingly apparent truth and sight and blindness the irony that the blind seer tiresius can actually “see” more clearly than the supposedly clear-eyed oedipus, who is in reality blind to the truth about his origins and his inadvertent crimes.