[Q]: Washington Scientists have identified a hormone that significantly extends the lifespan of mice, a discovery that could mark a crucial step toward developing drugs that boost longevity in people. Scientists discovered something that gave rodents a longer life span
[A]: Yes

[Q]: "The capacity people have to adjust and make peace with a new situation, even if they feel vulnerable, is really remarkable," said Randy Quevillon, chair of the psychology department and the Disaster Mental Health Institute at the University of South Dakota. Randy Quevillon thinks a lot about philosophy
[A]: It's impossible to say

[Q]: Let me just tell you who the jury is. The people of Texas. There's only been one governor ever elected to back-to-back four-year terms, and that was me. And I was able to do so with a lot of Democrat votes, nearly 50% of the Hispanic vote, about 27% of the African-American vote, because people know I'm a conservative person and a compassionate person. The governor is from Texas.
[A]: Yes

[Q]: A jet, carrying French Caribbean islanders home from a Panama vacation, crashed in rural Venezuela early Tuesday, after the pilot reported trouble with the engines. Pilot reported that the engines were fine
[A]: