What carries blood away from the heart? ?

When a person undergoes root canal treatment or another endodontic treatment: [select all that apply] a.) the inside of the tooth is carefully cleaned and disinfected. b.) air is forced into the canal to stop bleeding. c.) the inflamed/infected pulp is removed. d.) the inside of the tooth is filled and sealed with a rubber-like material called gutta-percha

What is the objective ethical ideal

Sarah’s friend had been binge drinking and was intoxicated. sarah immediately called 9-1-1