Questions: The vibes player on this recording of "Vendome" is a) Milt Jackson. b) John Lewis. c) Lionel Hampton. d) Art Blakey.

The answer is the first one (or A): Milt Jackson.

Explanation for each option: a) Milt Jackson - Correct. Milt Jackson was a renowned vibraphonist and a key member of the Modern Jazz Quartet, which recorded "Vendome." b) John Lewis - Incorrect. John Lewis was the pianist and musical director of the Modern Jazz Quartet, not the vibraphonist. c) Lionel Hampton - Incorrect. Lionel Hampton was another famous vibraphonist, but he was not associated with the recording of "Vendome" by the Modern Jazz Quartet. d) Art Blakey - Incorrect. Art Blakey was a famous jazz drummer and bandleader, not a vibraphonist.

Summary: The vibes player on the recording of "Vendome" is Milt Jackson.