What is an effect of the Spanish arriving in Tenochtitlán

The Spanish had a positive effect on Aztec civilization because they helped modernize the society. They introduced the Aztecs to domestic animals, sugar, grains, and European farming practices. Most significantly, the Spanish ended the Aztec's practice of human sacrifice.

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; overt behavior;