The foreign policy approach that asserted the right of the United States to launch a preemptive military attack if the president decided that an opponent was planning an attack is called ___ . Group of answer choices the Bush Doctrine Gunboat diplomacy the Monroe Doctrine the Truman Doctrine

Contributing factors  leading  to the harlem renaissance were the great migration of african americans to northern cities, which concentratedambitious  people in places where they could encourage each  other, and the first world war, which had created new industrial work opportunities for tens of thousands of people.

Ibelieve the answer is c.