Does "Only 24 EditDroid systems were ever built, even though the ideas and technology are still in use today." contain the correct answer to "Which production company engineered the EditDroid machines in the 1980s?"

A: no

Does "Canada maintained an aircraft carrier from 1957 to 1970 during the Cold War, which never saw combat but participated in patrols during the Cuban Missile Crisis." contain the correct answer to "What are some of the wars the Canadian Military was involved in?"

A: no

Does "Hard rock began losing popularity with the commercial success of grunge and later Britpop in the 1990s." contain the correct answer to "What two genres cut into hard rock's popularity at the end of the 1980s and early 1990s?"

A:
yes