cause-and-effect reasoning is mostly persuasive as it helps answer the question on <em>'how' </em> <em>one person, thing, or event causing another thing or event to occur </em> or <em>'why' something happens </em>making a statement objective and rational rather than a blind assertion/affirmation.
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Samuel Gompers was famous because he was an American labor union leader and a key figure in American labor history.
Answer:
D his or her muscles
Explanation:
Physiology is a branch in biology that deals mainly with he functions of the living sorts of an individual.
Therefore, a person's muscles is most clearly part of a person's physiology.