Phase of clinical testing is required by the fda before drug approval and uses the greatest number of subjects. a. 1 c. 3 b. 2 d. 4

Phase C. 3 of clinical testing is required by the FDA before drug approval and uses the greatest number of subjects. These clinical trials are randomized and controlled trials on large patient groups. 

Answer: intentional injury is seat belt laws
unintentional injury is bullying laws