This is a correct answer to the following question about Daylight saving time. Yes or no? Answer: Although not used by the majority of the world's countries, daylight saving time is common in the Western world . Question: when did daylight savings time start
No

This is a correct answer to the following question about Rocker arm. Yes or no? Answer: A similar arrangement transfers the motion via another roller cam follower to a second rocker arm. Question: what are rocker arms?
No

This is a correct answer to the following question about World War I. Yes or no? Answer: Several alliances formed over the previous decades were invoked. Question: when did wwi begin
No