Final answer:
The radius of a wheel of a car varies and cannot be determined without referring to the specific car's specifications or manufacturer's documentation.
Step-by-step explanation:
The radius of a wheel of a car can vary depending on the specific car model. The given options in the question are a) 0.250 m, b) 0.350 m, c) 0.450 m, and d) 0.550 m. To find out the radius of the wheel of a car, you would need to refer to the specific car's specifications or consult the car manufacturer's documentation for the accurate radius measurement.