As per National Highways Authority of India, the total length of National Highway in Jharkhand is

The correct answer is: B. 3366.8 km

The National Highways Authority of India (NHAI) is a statutory body of the Government of India responsible for the planning, development, maintenance and operation of national highways in India. As of 2022, the total length of national highways in Jharkhand is 3366.8 km.

Option A is incorrect because the total length of national highways in Jharkhand is not 1886 km.

Option C is incorrect because the total length of national highways in Jharkhand is not 1685 km.

Option D is incorrect because the total length of national highways in Jharkhand is not 1486 km.