The appearance of __________, which normally shows up at around 8 months of age, is an indication that a child's attachment to his or her primary caregiver(s) is getting stronger

The dimensional approach to diagnosis is characterized by a. a quantification of patients' experiences using scales measuring several areas, such as anxiety or depression. b. lists of symptoms that patients must experience for the diagnosis to be assigned

c. essential elements that all patients must report for the diagnosis to be assigned, but allowance for specific nonessential variations as well. d. a theoretical explanation for the underlying cause of the disorder that is assumed to be shared by all patients experiencing similar symptoms.

In the context of prenatal development, the fetal stage lasts from:

A) the conception to the implantation. B) the implantation until about the fourth week of development. C) the beginning of the third month of pregnancy until birth. D) the second month of pregnancy to the third month.