In the 1950s,the British psychologist __________ extended ethological principles to the study of human development,focusing attention on the mother-infant bond and the bonding process that produces attachment.

A) Mary Ainsworth
B) John Bowlby
C) Konrad Lorenz
D) Niko Tinbergen

Ethological Principles

Theories and methods derived from the study of animal behavior in natural environments, often applied to human psychology.

Mother-Infant Bond

The deep, emotional connection that develops between a mother and her newborn, facilitating attachment and significantly impacting the infant's development.

Bonding Process

The development of a close, interpersonal relationship between individuals, such as between parents and their child.