Meaning it was to be founded as soon as possible, seeming as urgent means important/ a needing to be done fast.
The phrase modified by the prepositional phrase in the sentence is B. Everyday.
Answer:
Mainly what the book is about, is To Kill a Mockingbird by Harper Lee centres on Atticus Finch's attempts to prove the innocence of Tom Robinson, a black man who has been wrongly accused of raping a white woman in 1930s Alabama.
Explanation:
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On this website they have examples