What happens next in this paragraph?

How to write an apology letter
State what your letter is about.
It's a good idea to begin by letting them know that this letter is an apology. This will give them the chance to put themselves, emotionally, in the right place to read the rest of your letter.
OPTIONS: (a). You don't want them to be confused about why you're writing or what you're going to say. Say something like: " i wanted to write you a letter to apologize for what i did ".; (b). This may be helpful if you are writing about a lonely customer or a breakup. Explaining why you are apologizing may be easier if you can make sure the person understands what you mean.; (c). Do not include a sentence about what you want out of an apology letter. This will detract from their motivation, and may even cause them to rewrite a more thoughtful letter.; (d). This will show them that you are in control. Here's why you might begin your letter with " i'm writing to apologize for not calling during business hours.;
(a).