Medical research that may directly benefit the research subject is

This type of standpipe system has only 2 1/2-inch discharges designed for fire department use

A. Class I B. Class II C. Class III

Which one of the following best describes a topical hemostatic agent?

A) Rapid acting pill that promotes clotting in the body B) Topical medication that reduces chances of infection C) Dressing specially designed to stop bleeding D) Liquid that stops bleeding by "gluing" the edges of a laceration together