Which of the following is the gasket used to seal a regulator to the oxygen cylinder?

The sterilization time for unassembled syringes, individually wrapped in gauze or glass tubes, is ________

a. 30 minutes b. 15 minutes c. one hour d. three hours

When a dying person says, "Just let me live until my son graduates from college," the person is probably in the stage of dying known as ____

A) bargaining B) depression C) acceptance D) denial