Based on the given question and tppic, give an answer. The answer is available on on the internet. The questions are mostly centered around a single named entity.

[EX Q]: concept: Verizon Communications  question:  where is headquarters of verizon?
[EX A]: ['New York']

[EX Q]: concept: Ethiopia  question:  who is the prime minister of ethiopia?
[EX A]: ['Hailemariam Desalegn']

[EX Q]: concept: Arabic Language  question:  where is arabic used?
[EX A]:
Tunisia, Eritrea, Saudi Arabia, Comoros