Answer:
U.S. citizens must comply with certain mandatory obligations, including: Obeying the law.
A <u>double-blind experiment </u>allows researchers to identify the specific effects of the independent variable from the possible effects of the experimenter's and the participants' expectations about it.
<u>Explanation</u>:
The double-blind experiment is conducted to ensure that the results of the experiments are not biased. The double-blind study states that the person who is implementing the experiment and the person involved in the experiment are not aware of each other. So there will be no bias in the experimental treatment.
The reliability in the double-blind experiment is improved. Under this experiment unintentional tipping off the study participants and biasing of the evaluation results by the researchers can be avoided.
Trade Sanctions. is a nonviolent means of coercion that the United States used then (and continues to use today)
Answer:
Jane Addams and Theodore Roosevelt
Explanation:
The Progressive Era in the history of the United States of America spanned between 1890s to the 1920s and there were aggressive political and social reforms which helped the nation grow better in the expected direction.
Jane Addams, born in September 6, 1860 was one of the notable Americans, who were the reformers at that time. She helped the nation by placing emphasis on certain issues affecting mothers ranging from the needs of children to public health of the local inhabitants.
Theodore Roosevelt, born in October 1858 was one of the reformers who dominated the political landscape at that time. He was the 26th president of the United States and he worked towards the realization of fairness in the dealings of citizens, the regulation of rail roads and good drugs and foods.
Answer: Option (D) is correct
Explanation:
Economic efficiency is referred to as the situation where all commodities and factors of production residing within an economy are allocated or distributed in most efficient way in order to eliminate or minimize waste. It also implies to an state(economical) where resources are being optimally allocated in order to serve individuals or other entity in best way possible while trying to minimize inefficiency and waste.
