Answer:
A person standing in the penumbra would see a partial eclipse.
Therefore, D.
Emulating unconscious biological functions is a function of the medulla.
Answer:
As populations around the world are experiencing a change of thought about gender roles, marriage patterns are changing rapidly. Anthropologists argue that this reason as well as the increased involvement of women in the workforce is also affecting marriage trends around the world.
Explanation:
People are questioning traditionalist views in all sorts of populations around the world where marriage has always been based around gender roles. As views and opinions are changing, marriage patterns are also changing,
The most important sources of social changes are physical environment, technology, population, cultural innovation and social conflict. The statement is true.
<h3>What is social change?</h3>
Social changes refers to those changes that occurs in human being while interacting and making relationships which transforms the society and culture as a whole.
These changes benefits the society as a whole as technological development helps the future generations for example mobile phone helps social interactions and many more.
Thus social changes are important for future growth.
Learn more about changes here:
brainly.com/question/16971318
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