Assuming you meant explanatory text and not exclamation text, the answer would be brackets. For example, say your quotation is "She wrote the book." If you are quoting this directly in a paper, you want your audience to know who "she" is. So, you use brackets, and write the following: "[J.K. Rowling] wrote the book." Hope this helps.
Answer:
A. Only one person, either Juan or Linda, will get the job.
Explanation:
An appositive phrase provides crucial information within commas to identify the noun or noun phrase that lies by its side or nearby. As a result, the appositive phrase ",either Juan or Linda," determines the preceding noun phrase "only one person".
Answer:
They are grouped together in the middle to the left-hand side of the periodic table. The metals consist of the alkali metals, alkaline earths, transition metals, lanthanides, and actinides
