Depression in Cancer patients

Paper instructions:
The topic will be Depression in cancer patients.
1.Prepare a detailed outline
2.Prepare a rough draft essay should be 1250-1500 words
Address the following: 1. How can psychological theory be applied to describe the
source of the problem and to treat the issue for the individual?
2. How effective is psychological theory in enabling the individual to deal with the issue?
3. Can psychological theory solve the issue? Why or why not? Include a minimum  of four scholarly resources supporting your position, follow all APA guidelines