True or false fingerprints have been used to identify criminals for less than 50 years

which of the following actions is the first step someone should take if they are alone and choking?

John had a stroke and is having difficulty sitting and walking. Which medical professional should he consult to improve his physical abilities?

How did economics delay scientists first attempts for conservation in each story?

What does Kevin mean when he says that we all have a “nub” that we have to embrace?