What does arturo learn from “an hour with abuelo”

Which sentence is an example of objective third person writing that could be found in a scientific essay

Accepted is to fact as unproven is to

Which of the following is not a fire safety precaution a; start fires with kindling or other fire starters b: check local regulations and conditions before starting a fire c: clear flammable debris away from fire area d: extinguish all burning embers before leaving