A histogram uses dots on a frequency table

An industrial worker has sustained a laceration to his abdomen. On closer inspection, you note what appears to be fat tissue and a portion of intestine protruding through the wound. Which one of the following is most appropriate for treating this injury?

A) One attempt at replacement using sterile gloves B) Dry sterile dressing applied over the wound C) Direct pressure using gloved palms to the injury D) Occlusive dressing applied over saline-soaked gauze

The process that is used to solve equipment problems by eliminating simple causes is called _______________. 

Fill in the blank(s) with the appropriate word(s).