In this task, You are given an open-domain question that can be answered based on factual information. Your task is to provide \*short\* answer (in a few words only) for the given question. The short answer can be one or more entities or it can also be boolean \*yes\* or \*no\*.

Q: the venue and year of earth summit on conservation of biodiversity was

A: 3 to 14 June 1992
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Q: when did weed become legal for recreational use in colorado

A: January 2014
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Q: who's the guy that does the dr. pepper commercials

A:
Justin Guarini
****