HELP NOW PLEASE ANSWER THE QUESTIONS IN THE PICTURE BELOW

Which of these serves as a reference for comparison during a scientific investigation? a)outcome variable (dependent variable) b) test variable (independent variable) c)control group d)hypothesis

An 88 year-old widow with uterine prolapse and multiple comorbid conditions has been unsuccessful in the use of a pessary for treatment elects to receive colpocleisis (lefort type) to prevent further prolapse and avoid more significant surgery like hysterectomy. the treatment is successful. what are the cpt® and icd-10-cm codes reported for this procedure?

Compare the two theories regarding the evolution of dinosaurs and then consider the cladogram above. although the two theories differ on the evolutionary path of dinosaurs, they agree that