Answer:
if a country is wealthy it doesn't mean that it's citizens are also rich for eg The government of Nepal is poor but it's citizens are rich.
The answer is 4 is helps you estimate the distance between two places.
They mostly had resources , and locations in common.
The number of tie downs you need depends on the length and weight of the cargo you are transporting. Federal Motor Carrier Safety Administration (FMCSA) rules state: Use one tie-down if your cargo: Is shorter than 5 feet and weighs less than 1,100 pounds.