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\*.

the lymphatic tissues at the back of the mouth are called
Tonsils

the shortest distance between two points on the earth's surface is
great-circle distance

when was the big 5 personality test created

In the 1980s