In the third stage of attachment, referred to as attachment-in-the-making, babies clearly enjoy human company, smiling their parents or other familiar caregivers, as well as nearly all normal-acting people, and they do not show substantial distress at the presence of strangers or at being separated from their primary caregiver

The use of empirical reasoning is essential to which of Peirce's methods of fixing belief?

a. the method of authority b. the a priori method c. the method of tenacity d. the scientific method

Which of the following statements regarding puberty is true?

a) The age at which puberty begins is influenced by the availability within a society of adequate nutrition and medical care. b) Historical records show a steady increase in the average age of menarche in Western countries from the mid-19th to the late-20th century. c) A systematic review of studies published between 1980 and 2013 suggests that prenatal and early childhood factors do not affect puberty. d) Culture does not affect the timing of puberty.