Which research group labeled task behaviors "initiating structure"?

Ohio state studies

Explanation:

Ohio state studies was a leadership research which was conducted by Ohio State University in 1945. The main aim of the study was to help ascertain different behavior which were observed in people.

The research group labeled task behaviors "initiating structure" and focused less on traits of individuals and more on the what was observed which was what made it to be called a leadership theoretical study.

answer; i believe that the correct answer is (decreased)

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.