The correct answer is D.
<u>It is an observational study</u><u> because the researcher is </u><u>NOT</u><u> manipulating the explanatory variable</u>, whether a person drinks green tea or not, in order to study the effect of the value it takes, over the dependent variable: LDL cholesterol level.
<u>In opposition, experimental studies manipulate the explanatory variable</u> in order to assess the effects caused on the dependent variable by such deviance.
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The scope of the government is constrained.
The Constitution upholds individual rights while striking a balance between them and the common welfare.
Three branches of the national government each hold a portion of the authority.
The federal government and the states each have a certain amount of authority.
<h3>
Describe a constitution.</h3>
A state's constitution serves as its rulebook. It lays out the guiding ideals that the state is governed by. It provides an overview of the state's primary institutions and outlines their interrelationships (for example, between the executive, legislature and judiciary). It outlines people's rights and obligations and puts restrictions on the use of force.
The majority of nations have a codified (or written) constitution, which is a single text that contains all of the laws.
Constitutions that have been codified include fundamental, superior law and are more difficult to change than regular laws.
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