Answer:
d. act as a control that would ensure that the results obtained are due to a difference in only one variable.
Explanation:
The primary reason for including a comparison population within the design of this experiment in which there was a need to also examine a comparison population of humans in which births took place every month would be to act as a control that would ensure that the results obtained are due to a difference in only one variable. This would ensure more accuracy of the experiment in relation to the factor considered.
A day on which a religious observance is held.
The answer is President Harry Truman
Harry Truman was the 33rd President of the United States serving two terms between 1945-1953
As the first post-World War II president, President Truman launched massive campaigns to stop the spread of communism from China and Russia and develop a completely parallel worldview.
He launched the successful Marshall Plan to rebuild western Europe, established NATO and the Truman Doctrine and intervened in the Korean War.
By rebuilding Europe, develop the military alliance of NATO and establishing Truman Doctrine, he was able to influence the next 2 decades of American policy to counter the growth of communism.
Answer:
a.option is the correct answer
