Answer:
B. The sentence is correct as it is.
Step-by-step explanation:
Embedding quotations can be defined as using of quotations in your writing that fits perfectly or embede into it. Embedding quotation is also known as intergrating quotation. There are three ways to embede quotations into your writing. They are using signal words, write a complete sentence ans use colon to introduce quotation, or the third way is to embede the quotation grammatically into your sentence.
In the given case, the quotation embedded correctly into the sentence is the text itself. There is not need to make changes as the sentence is correct.
Therefore, option B is correct.