Psychologists harry and margaret harlow observed that infant rhesus monkeys, having been deprived of social contact with other monkeys during their first six months of life, never learned how to relate to other monkeys or to become well-adjusted adult monkeys.

True

Explanation:

Using the method of isolation and deprivation Harlow showed the impact of contact comfort on primate development. Infant reshsus us monkey take away from their mother and raised into a laboratory setting, with some infants placed in separate cages away from peers. In social isolation, the monkey shows the disturbing behavior, staring blankly, circling their cages and engaged in self-mutilation. When the self-isolated infants were again introduced to the group, they were not sure of how to interact with and many stayed separate from the group some even died after refusing to eat. Even without complete isolation, the infant monkey nurtured without the mother's social deficit, showing isolated tendency and clinging to the cloth and diapers it replicate that the soft cloth provides comfort as mother comfort.

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