There isn't a specific reading. How are we supposed to know the story you're doing? Maybe if you inform me of the lines I can help
A
It helps if you pause where the commas are and usually if they aren’t right they’ll make the sentence sound strange.
In b the comma pauses the sentence too soon.
In c the comma is to late it should be right after fortunately.
Sentence 1: Plants can produce their own food.
Sentence 2: Plants their own food,
Sentence 3: Their own plants produce food.
Legal Custody determines who the LEGAL guardian of the child will be.
The underlined dependent clause <em>where the staff is intentionally rude </em>is called a relative clause, and it modifies the word restaurants. It refers to the word restaurants, it describes it in more detail.