<span>a) Rotiyanehrs are chosen by clan mothers; Rotiyanehrs sit on the Grand Council; the Grand Council hears proposed policies; if every member votes in favor, the policy passes or if everyone fails to vote in favor, the policy does NOT pass.
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Answer: This is fundamentally due to COGNITIVE DEVELOPMENT.
Explanation: Cognitive Development in the field of Psychology and neuroscience explains how an individual develops in terms of information processing, conceptual resources, perceptual skill, language learning, and other aspects of the developed adult brain.
Brian and his friends as youth are able to challenge their youth pastor due to information processing and perceptual skill which is an aspect of COGNITIVE DEVELOPMENT.
The usage of mass media is not part of any formal processes that the president undertakes, such as issuing executive orders. Instead, the importance of the mass media is to inform the public and to convince the public of the necessity of certain policies.
Therefore the correct answer is:
B.The president uses mass media to gain support for policies.