Multi-select problem: How does the next paragraph end?

How to address a letter to a government official
Learn the official's name.
Make sure that you know exactly who this person is, and that he or she is the appropriate person to contact about your case. Clarify why you are writing a letter to this particular official.

Options:
A). Does the official have political views or have any characteristics that would prevent you from addressing him or her? Introduce yourself to the official. Provide a brief explanation for why you are writing.;
B). When writing letters to a government official, you should state clearly what country the letter is from, or where it is from, and who the official is. Wait a few minutes after your letter and then proceed with more specific information.;
C). Find the mailing address of the official. Run a web search for " mailing address.;
D). For example, you might write, " dear former senator matt smith. " you could give your name in the " as you may recall " section to make it look like you have a full legal legal name.;
C).