Answer: I disagree
Reasoning: Wealth is not what makes you live a full live health, relationships and reception of life are also important to living a full life.
The theme of Williams's A Key into the Language of America is unusual for the time period is:
C.) Native American interactions
Williams characterized the natives as very human, while other colonist interprets them as savage.
One of the purposes of William's A Key Into the Language of America is to provide insight into Native American cultures.