What was the motivation behind the 2015 San Bernardino attack on December 2, 2015?

What was the motivation behind the 2015 San Bernardino attack on December 2, 2015?

This is a research paper where my research question is, “What was the motivation behind the 2015 San Bernardino Terrorist attack on December 2, 2015.”

The paper needs to include the following:
Title Page
Introduction, research question, hypothesis
Research Design
Analysis
Conclusion
References

The Technical Requirements of the paper are as follows:
– Your paper must be at a minimum of 5-6 pages (the Title and Reference pages do not count towards the minimum limit).
– Scholarly and credible references should be used. A good rule of thumb is at least 2 scholarly sources per page of content.
– Type in Times New Roman, 12 point and double space.
– Students will follow the current Style as the sole citation and reference style used in written work submitted as part of coursework.
– Points will be deducted for the use of Wikipedia or encyclopedic type sources. It is highly advised to utilize books, peer-reviewed journals, articles, archived documents, etc.