In terms of the free enterprise system, what is the drive for the improvement of material well-being?
a) profit motive
b) open opportunity
c) voluntary exchange
d) private property rights

the consumer demand because the members have to be aware if people are going to buy what they want to sell in this case either energy drinks or a car wash.

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.