In the 1950s, a Famous Experiment of Rhesus Monkeys Reared

In the 1950s, a famous experiment of rhesus monkeys reared with terry-cloth and wire-mesh "surrogate mothers" provided evidence that

A) the development of emotional ties between infant and mother does not depend on hunger satisfaction.
B) the infant's characteristics play a larger role in the relationship than the caregiver's contributions.
C) continuous, sensitive caregiving is key to the development of a secure attachment pattern.
D) attachment security in infancy is highly dependent on hunger satisfaction.