How did 18- and 19th century european imperialism to cause nationalism in asian and african countries

18th and 19th century European imperialism helped to cause nationalism in Asian and African countries because d) it inadvertently united people there to oppose foreign domination.

Explanation:

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.