16+5 =21. M is 16 if you do 21-5=16
WW2 I believe/think. That would be my answer.
Answer: Concurrent schedule of reinforcement
Explanation: In psychology, such a schedule means representing two or more concurrent schedules that are independent. In doing so, each of them results in reinforcement, and each of the schedules is available simultaneously. This means that each of the independent schedules is equally effective and requires independent responses, where one does not have to respond to each of them.
The Harlem Renaissance was a period of flourishing cultural activity that took place in the New York City district of Harlem between the world wars, that is, from the early 1920s to the early 1930s.
The movement's leading figures were poets, writers, intellectuals and musicians, such as Duke Ellington, Billie Holiday and Josephine Baker, who laid the foundation for their international careers.
The Harlem Renaissance was characterized by a belief that art could have an effect on social ills. The movement was influential in the ongoing African-American rights struggle and contributed to a strengthened self-esteem and identity of blacks in the United States.
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