A. Although the Broadway musical known as "Hair" contained nudity, strong language, and
portrayed anti-war messages, it opened in London only one day after the abolition of theater censorship in 1968 -- not parallel
B. Although the Broadway musical known as "Hair" contained nudity, strong language, and anti-war messages, in 1968 it opened in London, only one day after the abolition of theater censorship-- correct
C. Although the Broadway musical known as "Hair" contained nudity, strong language, and anti-war messages, yet it opened in London only one day after the abolition of theater censorship in 1968 -- although and yet cannot come together
D. The Broadway musical known as "Hair" contained nudity, strong language, and portrayed anti-war messages, yet it opened in London only one day after the abolition of theater censorship in 1968 -- same as above
E. Although the Broadway musical known as "Hair" contained nudity, strong language, and anti-war messages, still it opened in London in 1968, only one day after the abolition of theater censorship -- although and still cannot come together in this sentence