Answer: His bold leadership, military experience, and determination brought a measure of discipline to the dissolute colonists; his negotiations with the Indians prevented starvation; and his dispersal of the colony from unhealthy Jamestown lowered mortality.
Explanation:
A, since it is missing a hyphen between one and third.
Answer:

Explanation:
- The Grand Canyon, 277 miles long and 18 miles wide, was formed by the Colorado River.
This sentence is divided in-to two parts that need to be separated by two commas. So, it is necessary to use two commas and not one.
<u>The two parts are;</u>
- The Grand Canyon was formed by the Colorado River. (clause)
- 277 miles long and 18 miles wide. (phrase)
A phrase always add more information about the clause and is nothing without it. To incorporate the phrase into the clause in the middle, we must use two commas to make the sentence and the phrase and clause more visible and understandable!
![\rule[225]{225}{2}](https://tex.z-dn.net/?f=%5Crule%5B225%5D%7B225%7D%7B2%7D)
Answer: he thinks that shooting guns is not an appropriate use of talent.
Explanation:
Answer: noun phrase is the answer if the underlined part of the sentence "animals"