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]: malware that essentially is a form of social engineering
[A]: Trojan horses


[Q]: where did 4th impact come in the x factor
[A]: fifth


[Q]: who won the australian of the year in 1998
[A]:
Cathy Freeman