Question: Clic is a 1974 album whose music has stylistic similarities with an American composer widely regarded as one of the most influential musicians of what?
Related documents: [0]  [DOC] Clic is a 1974 album by Italian experimental musician Franco Battiato. The album, released on the Island Records label (catalogue ILPS 9323), is a brooding and intense collection of instrumental/vocal arrangements. Dedicated to Karlheinz Stockhausen, the music has stylistic similarities with Philip Glass and Tangerine Dream, but is more lyrical and has elements of musique concrète. It was later re-released on CD with a different track listing. [END] 
[1]  [DOC] Philip Morris Glass (born January 31, 1937) is an American composer. He is widely regarded as one of the most influential musicians of the late 20th century. [END] 
Answer: 
the late 20th century
the late 20th century