Final answer:
To suppress a fire caused by sawdust in a woodshop, a Class A fire extinguisher should be used.
Step-by-step explanation:
To suppress a fire caused by sawdust in a woodshop, a Class A fire extinguisher should be used.
A Class A fire extinguisher is specifically designed to extinguish fires involving ordinary combustible materials such as wood, paper, cloth, and plastics.
Since sawdust is considered a Class A combustible material, a Class A fire extinguisher would be the most appropriate choice.