In 1642 the Long Parliament ordered a closure of the London theatres.
John Milton published Aeropagitica (an essay defending freedom of the press) in 1644.
King Charles I was beheaded in 1649 during the English Civil War.
Behn became a popular playwright with her most popular play The Rover, part I in 1677. There's a sort of controversy about who was the first English woman to make her living as a professional writer. Lady Elizabeth Cary and Margaret Cavendish may have started their careers as playwrights earlier that century.
The correct answer among the choices provided is option B. It is not a difference when it is said that the parliamentary debate is the same as the Lincoln-Douglas debate style. It is because Lincoln-Douglas debate style is one-on-one. Parliamentary debate requires a team.