Question: The proton pack was first depicted in the film "Ghostbusters", an American supernatural comedy film directed and produced by Ivan Reitman and written by Dan Aykroyd and Harold Ramis and released in what year?
Sentence (from "Ghostbusters"): Ghostbusters is a 1984 American supernatural comedy film directed and produced by Ivan Reitman and written by Dan Aykroyd and Harold Ramis.
Relevant evidence: Yes