In this task, you are given a question and an answer. Answer "Yes" if the given answer correctly answers the question, otherwise answer "No".

[EX Q]: how a silencer works, Answer: Suppressors were regularly used by agents of the United States Office of Strategic Services , who favored the newly designed High Standard HDM .22 Long Rifle pistol during World War II .
[EX A]: No

[EX Q]: who sang what a wonderful world, Answer: It was first recorded by Louis Armstrong and released as a single in 1967.
[EX A]: Yes

[EX Q]: how does a dredge work?, Answer: Dredging is an excavation activity or operation usually carried out at least partly underwater, in shallow seas or fresh water areas with the purpose of gathering up bottom sediments and disposing of them at a different location.
[EX A]:
Yes