You are checking your tires. Radial and bias-ply tires:

Should not be used on the same vehicle.. Section 2.1: Do not mix radial and bias-ply tires on the same vehicle (handling differences).

You are checking your tires. Radial and bias-ply tires:

ANSWER BREAKDOWN
  • A. Incorrect. "Can be mixed on the same axle." is not correct. Do not mix radial and bias-ply tires on the same vehicle (handling differences).
  • B. Correct. Do not mix radial and bias-ply tires on the same vehicle (handling differences).
  • C. Incorrect. "Can be used together if they are the same size." is not correct. Do not mix radial and bias-ply tires on the same vehicle (handling differences).
  • D. Incorrect. "Cannot be used on the steering axle." is not correct. Do not mix radial and bias-ply tires on the same vehicle (handling differences).