Final answer:
ANSI approves welding lenses for safety and quality, OSHA sets workplace exposure standards, including Permissible Exposure Limits (PELs), but does not approve welding lenses specifically.
Explanation:
Welding lenses are approved by ANSI (Option A). ANSI, the American National Standards Institute, sets the standards for various industries including welding to ensure safety and quality. OSHA, mentioned in the question, focuses on workplace safety but doesn't specifically approve welding lenses. OSHA establishes workplace exposure standards known as Permissible Exposure Limits (PELs).
Learn more about Welding lenses approval and safety standards here:
https://brainly.com/question/32760995
