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\*.

when did the 100 season 3 come out
January 21, 2016

what type of stone did the romans use
Travertine limestone

the dot product of two vectors results in a

a vector