This is an example of positive punishment, which works by presenting a negative consequence after an unwanted behaviour.
I believe the answer is: double-blind experiment
In double blind experiments, the subjects that receive the treatment is remained unknown by both the researchers and the subjects until the experiment is finished. The main purpose of double-blind experiment it eliminate the bias of perception that might exist among researchers.
When Rosa Parks refused to give up her seat to a white man, this case a big issue. When she did not follow the orders she was later arrested. News soon spred about Rosa Park's arrest.
Martin Luther King Jr. came later and helped to orginize the Mintgomery Bus Boycott. For over a year a lot of African Americans walked everywhere instead of taking the bus. Later the bus drives would be forced to intograte their bus.
That statement is true
He believed that the songs performed in the church is a form of worship that given to the God. Which why they believe they should give the best possible effort that they can, hence leading to the use of heavenly sounds produced by professional singers and musicians.
A executive order is different from a law because a executive order is told to be done at times while a law is used all around every day
