The answer is A, if the two values are the same because equivalent means equal to one another, or the same.
Hope this helps!
If the truck is 14,000 pounds and increases by 2 tons yes. However if it is above 14,000 then no it will not be a class 4 truck.
It is x/1 inch=6 inches/3 miles
I really think your is 12 feet and 2 inches