<span>These nonessential elements, which can be words, phrases, or clauses, are set off with commas. Rule: Use commas before and after nonessential words, phrases, and clauses, that is, elements embedded in the sentence that interrupt it without changing the essential meaning.</span>
Answer:
For your information, a diverse range of underwater species thrives in this habitat.
Explanation:
Prepositional phrases are those that assume the role of an adjective or adverb in a sentence in order to characterize or modify other words in that sentence. This type of sentence always starts with a preposition followed by an object, as is the case with the sentence: "For your information, a diverse range of underwater species thrives in this habitat."
The second one: avoid dealing with the conflict
Answer:
For fear of retaliation against them.
Explanation:
Douglas wouldn't want fot the boys who taught him how to read to get in trouble on his behalf. He was afraid that they would be repremended or punished for having taught him how to read.