What Are the Two Main Reasons America Originally Became Involved

What are the two main reasons America originally became involved in Middle Eastern politics?

A) to help governments squash civil unrest and to secure access to oil
B) to secure access to oil and to maintain a strong alliance with Israel
C) to help nations avoid economic collapse and to maintain U.S.access to oil
D) to promote human rights and to maintain a strong alliance with Israel
E) to maintain a strong alliance with Israel and to squash civil unrest