320.What is the vision standard for the physical examination when applying for amotorcycle license? (A) Each eye's uncorrected visual acuity must reach 0.5,and binocular uncorrected visual acuity must reach 0.6 (B) Each eye'scorrected visual acuity must reach 0.6, and binocular corrected visual acuitymust reach 0.8 (C) Both of the above.