this is a reay weird question but i have never done IT before and me and my girl want to do it but i don't know where to slide it in at

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

Describe three ways in which technology has treat the flu

True or false a fertilized cell divides many times to form an embryo