A gerontologist who wants to examine structural details of the brain would use which of the following techniques?

Most parents of students in Japan and Taiwan

a. are very satisfied with their children's schoolwork. b. believe that native ability is the prime determinant of success in school. c. see little reason to encourage their children to become involved in activities that foster mathematics skill. d. emphasize the role of effort in children's academic achievement.

Last week, your neighbors told you their 18-month-old son has been sleeping through the night for the past two months. They were very happy about this new development and were looking forward to many more months of a good night's sleep

his week, however, they say their son has started waking up at night and has been pretty fussy during the day. What is the likely reason for this waking and fussing? a. He has been drinking too much before bedtime. b. His increased activity makes it harder for him to slow down and soothe himself. c. His molars are coming in, and he is teething. d. He is going through a growth spurt.