I believe the answer on the above question is letter A which is
'Most Americans worked in the automobile industry or industries related to it." Because there are high demands of trucks and cars led to a rapid growth in the construction of all-weather surfaced roads to facilitate their movement
Local governments: city government, purposeis to keep order in a community
At the Berlin Conference the principle of Effective Occupation was established, that said that a country needed to have an actual presence in the colony to be bale to claim it.
In practice, this meant at least <span>c. establishing businesses there. Additionally, they could make contact and conquer the local rulers. </span>