<span>a.to help the reader visualize the thorough precautions that were in place</span>
The phrase modified by the prepositional phrase in the sentence is B. Everyday.
Answer:
D. Content
Explanation:
The reason being that the content of a sentence dosn't change the the structure of said sentance. Meanwhile the word choice, organization and sentence patterns are what makes up the structure in writing.
Please rephrase your question?