Write the next sentence in the following story.

How to sign a letter 
Thank your recipient for their time. 
This can be included in the end paragraph, or as a formal closing. Write something like : 
Thank you for your time and attention on this matter.


(A). I am looking forward to hearing about my latest product and will appreciate it when i am back in business. Also, i am looking forward to answering your questions.;
(B). Thank you for your patience in letting me know who i can contact if i don't hear back soon. It would mean a lot to me if this happens.;
(C). Things like this should be included for the rest of the first paragraph. For example, " dear joe, thank you for the opportunity to network with other professionals, interview for grants, and even participate in annual charity drives and events.;
(D). I appreciate your consideration, thank you for your time. A simple " thank you, " at the end of your paragraph.;. The answer should be
(D).