Answer:
the third variable problem
Explanation:
Third variable: In psychological research, the term third variable is also referred to as the confounding variable and is defined as a factor except for the independent variable in research that may cause an effect to the result.
Third variable problem: The third variable i.e, the confounding variable is responsible for making a mistake in the causal relationship between the other two variables present in an experiment.
In the question above, the given statement combination of factors is known as the third variable problem.
Logrolling, which by definition is “the exchange of support or favors, especially by legislators for mutual political gain as by voting for each other's bills.”
Answer:
The Emancipation Proclamation of 1863 marked the official beginning of freedom for enslaved African Americans in the Confederacy, although many did not hear of it for several months. ... This slow-spreading freedom eventually slowed the Confederate economy and helped guarantee its defeat at the hands of the Union.
Because of the fear of the communism in United States
