The correct answer is: B. 2.44 m
The IRC (Indian Road Congress) is a non-profit organization that develops and publishes technical guidelines for road construction and maintenance in India. The IRC recommends that the maximum width of a vehicle should be 2.44 m. This is to ensure that vehicles can safely navigate through narrow roads and bridges.
Option A is incorrect because it is the width of a standard car. Option C is incorrect because it is the width of a large truck. Option D is incorrect because it is the width of a bus.