Copying a behavior that is unlikely to occur naturally and spontaneously is referred to as ____

At university A, students from all introductory psychology sections take their final examination all at once in a gymnasium. At university B, student from each introductory psychology section take their final exam in the same classroom they attended for lectures during the semester. All else being equal, students at university ___ should preform better, based on the ___.

a) A; encoding specificity principle b) A; spacing effect c) B; encoding specificity principle d) B; spacing effect

Social smiles typically first appear at

a. birth. c. 6 months of age. b. 2 months of age. d. 18 months of age.