aging science

a. What topic does the research address?b. What is the theory behind the research?c. What did the author(s) find?d. How could the findings be used?
3. The assignment will need to adhere to APA 6th edition guide for format and style with:
a. 12 point Times New Roman Font,b. double-spaced,c. 1” margins, d. page numbers in the header,e. and a title page (that does not count towards the page limit).

please dont use any outside sources and please write it as simple as possible without using big words for example .
Thank you