The Republican Party: Leadership and Change
I think is the correct answer.
Each of these events and actions dealt with the extension of slavery into the western territories. The Missouri Compromise (1820) banned slavery 36 degrees latitude. The Compromise of 1850 allowed for popular sovereignty (voters decide) in the Mexican Cession territory.
Answer: B. It can be difficult to determine one's body fat because the test administrator can easily make an error.
The skinfold measurement is used to assess the thickness of a skin fold. This is an attempt to predict the total amount of body fat that a person has. In order for the test to be significant, a person has to assume that body fat is equally distributed over the body. This test is not always reliable, however. It can be very difficult to determine one's body fat, as the administrator of the test can easily make an error or a wrong assumption.
B) Preventing the spread of communism
The role of the united state in Vietnam war began after the world warII. US mission was to restrict the communist domination that was present in Vietnam government, this was because communism could easily spread to the Neighbouring countries which would result to a change in the balance of power throughout Southeast Asia.