B. Roots
Roots are the smallest meaningful parts of words. For example the root word of aquamarine would be Aqua, which means water. So the root word can also give you a hint on the meaning of the word.
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What’s this ? I don’t understand your question.
Answer:
1787 comment on human infallibility resonates today. ... He said, (paraphrasing), that, “living as long as I have, I've come to the conclusion that we must all, at times, doubt our own infallibility.”
Explanation: