The answer is A. your last name and page number
In the letter particularly, last name usually put as an introduction before the initial content of the letter, so it will be better if created with header.
For page that contains page number, the header is created to give a pointer on what the page number means/indicates
Answer:
established facts.
case studies.
statistics.
experiments.
analogies and logical reasoning.
citation of recognized experts on the issue.
Hope this helps!
Explanation:
23895
23985
23589
23598
23958
23859
25398
25938
25983
25389
25893
25839
28935
28953
28395
28359
28539
28593