Task: Class Definition Understanding (ontology: Business_Finance/Occupation_Ontology)

Which of the following definitions best describes 'grinding or polishing worker, hand'?

A. Assemble or repair oil field equipment using hand and power tools. Perform other tasks as needed.
B. Operate or tend sewing machines to join, reinforce, decorate, or perform related sewing operations in the manufacture of garment or nongarment products.
C. Grind, sand, or polish, using hand tools or hand-held power tools, a variety of metal, wood, stone, clay, plastic, or glass objects. Includes chippers, buffers, and finishers.
D. Apply interior or exterior plaster, cement, stucco, or similar materials. May also set ornamental plaster.

Answer: Grind, sand, or polish, using hand tools or hand-held power tools, a variety of metal, wood, stone, clay, plastic, or glass objects. Includes chippers, buffers, and finishers.