Help I’ll give BRAINLIEST

Lisa has three classes that each last 50 minutes. what is the total number of minutes of the three classes

The american academy of pediatrics wants to conduct a survey of recently graduated family practitioners to assess why they did not choose pediatrics for their specialization. provide a definition of the population, suggest a sampling frame, and indicate the appropriate sampling unit.

What additional information could be used to prove abc =mqr using sas? check all that apply.