Answer: <em>Option (A) is correct.</em>
Explanation:
It is given that the survey is anonymous i.e. it will not keep track of any codes, names, or other personal information. With this, the researcher is addressing one of the most important issues in planning the research, i.e. The confidentiality of an individual response with respect to the data provided by him/her.
Answer: A unitary government is known as a type of government that governmental power are controlled by the central government only, while the government of the United state operate a federal system of government that share power between the national and local forms of government.
Explanation: unitary government is a form of government where to make laws, implement the laws, and to adjudicate laws are in the hands of one and only central government. Unitary government is the opposite of federal government system which is the government of the United state.
Furthermore, in the United State, the central government control some sectors and the state, United state have the power to make and implement laws for their own. Each state may have different laws that guides them while in unitary government the central government power is ultimately supreme and any administrative divisions exercise only the power the central government delegate.
A sister group or sister taxon is a phylogenetic term denoting the closest relatives of another given unit in an evolutionary tree.