The decline in visual acuity, contrast sensitivity, and depth perception has recently been associated with

According to Mary Ainsworth, a(n)_____ infant avoids the mother or is ambivalent toward her, fears strangers, and is upset by minor, everyday separations.

According to Robert J. Sternberg, _____ love is the strongest and fullest form of love.

Compared to relationships established in person, what is a significant finding about romantic relationships initiated on the Internet?

_____ correlations occur because a child’s genetically influenced characteristics elicit certain types of environments.

A(n) _____ is a carefully regulated procedure in which one or more factors believed to influence the behavior being studied are manipulated while all other factors are held constant.

_____ is the way an individual’s genotype is expressed in observed and measurable characteristics.

Rose’s ex-boyfriend, Peter, describes her as clingy and dependent. During their relationship, she always told him that she loved him and wanted to rush into marriage. She also kept tabs on Peter and was jealous of all his female friends and colleagues. Rose seems to have a(n) _____ attachment style.

According to Robert J. Sternberg’s triangular theory of love, _____ relates to the emotional feelings of warmth, closeness, and sharing in a relationship.

Children are internally motivated to perceive the world and to act in accordance with their developing