Nat likes to "lay down the law" and takes no arguments from his children. according to diana baumrind's research on parenting styles, nat is exhibiting style of parenting.

the 4th option is the answer

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.

answer; earthquake;