Getting extremely upset when a parent gets a new pair of glasses represents:

Autism

Explanation:

Autism, also known as autism spectrum disorder (ASD), is a developmental disoder that refers to a large range of conditions associated with challenges of social skills, repetitive behaviors, speech and nonverbal communication.

People with Autism, may often become very upset at minor changes in their environment such as objects, persons, or routines and try to stop any efforts to change their own repetitive behaviors; For example, some autistic behaviour includes reacting with tantrums if a parent wears an unfamiliar or new pair of glasses.

Hence, in this case, getting extremely upset when a parent gets a new pair of glasses represents Autism or Autistic behavior.

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.