Answer:
<em><u>Index</u></em>
Explanation:
An index is basically an ordered arrangement of all the topics in the book you're reading that is used to enable readers to search for specific things in the book , and is found at the back of the book.
<span>✡ Answer: D </span><span>✡
- - Why? Because it has no comma errors.
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A. The board game that my brother likes best is on sale this week. -Comma after board game and best
B. Rose Will, whom I have
<span>known for years is moving to Arkansas. -Comma needed after years
C. </span><span>Thomas Jefferson who crafted the Declaration of Independence, lived at Monticello in Virginia. -Comma after Jefferson
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<span> <span>✡Hope this helps!</span></span><span><span><span>✡</span></span>
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A proper noun is the title or personal name given to something
The word vigilance means to watch relentlessly
The tone of the letter was too informal and lacks details needed for good resolution. This is the answer because the paragraph was opinionated, and DID NOT state specifics.