A health maintenance organization, or HMO, is a group insurance policy in which covered members must get referrals from a primary care physician to see a specialist. Relative to other group policies, such as PPO and POS, HMOs offer financial savings and preventative health advantages. However, they present several restrictions for members.
Your answer should be <span>prophylaxis</span>
I think the main difference is that the id means primal impulses, but superego means primal impulses and self control together.