Why is wiper condition and blade integrity critical for scene visibility, and what checks should be performed?

• A. Ensures visibility in rain, snow, or debris; check for streaking, missing pieces, cracking; replace worn blades, verify washer function, and ensure blades park correctly.
• B. Wipers are optional for scene visibility and can be ignored if the windshield is clean.
• C. Wiper blades never wear out; no checks are necessary.
• D. Wiper performance only matters when the engine is off.

Answer: (A)