Q Question 1 2.5 / 2.5 pts What type of fire extinguisher should be used to put out a class D fire? Question 2 2.5 / 2.5 pts How many prongs does a grounded polarized plug have? Question 3 2.5 / 2.5 pts What is the primary purposed of the ground-fault-circuit-interrupter(GFCI)? Question 4 2.5 / 2.5 pts Before preforming any work or repair you must always Question 5 2.5 / 2.5 pts Any Arc-Flash occurs when ___________