Recent research that has investigated the historical prevalence of eating disorders suggests that:
a. both anorexia nervosa and bulimia nervosa were extremely rare prior to the 1950s
b. anorexia nervosa, but not bulimia nervosa, can be traced back to medieval times
c. bulimia nervosa, but not anorexia nervosa, can be traced back to medieval times
d. both anorexia nervosa and bulimia nervosa can be traced back to medieval times
B
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An intermediate form of care for older adults is referred to as ______
Fill in the blank with correct word
According to Piaget, a child in the _____________ stage of cognitive development should be able to understand many mathematical concepts such as transitivity, but is likely to have difficulty understanding the more abstract ideas found in algebra
A) formal operational B) preoperational C) concrete operational D) sensorimotor