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\*.

who sings you're the best around karate kid song
Joe Esposito

what is it called when you mix up the letters of a word
Dyslexia

how long is the term of a president in the usa

four-year