What major change has occurred in British theatre following the removal of censorship in 1968?
Explanation
Since censorship was lifted in 1968, British theatre has experienced the growth of workshops that emphasize collaboration and teamwork (A), as well as increased diversity brought by playwrights from former colonies (B). However, musicals have not disappeared; therefore, option C is incorrect. The correct choice includes all developments except the death of musicals, making option D the right answer.