According to the hypothesis, many of the benefits of marriage result from the personal characteristics of those who marry.

intimacy, passion and commitment are the components of a interpersonal relationship emphasized in the triangular theory of love by robert sternberg.

the triangular theory of love says love can be comprehend as this componest form the vertices of a triangle.  

intimacy relates to feelings such as of closeness and connection;

passion relates the drives that brings people together, as physical attraction.

commitment relates to the being in a long-term relationship.

they protect against unsafe foods and medicines being sold

explanation:

answer; engram;

answer; paraphrasing;