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\*.

[EX Q]: when did the us send troops to europe in ww1
[EX A]: 1917

[EX Q]: a directive issued by a president or governor that has the force of law is known as
[EX A]: an executive order

[EX Q]: what type of economic system does thailand have
[EX A]:
heavily export-dependent