Which of the Following Is True About Brain Activity and Intelligence,as

Multiple Choice

Which of the following is true about brain activity and intelligence,as revealed by PET scans?

A) Brain activity and sugar processing are greater in people who are performing poorly on intellectual tasks.
B) Brain activity and sugar processing are greater in people who are performing well on intellectual tasks.
C) Elevated levels of activity show up as green or blue on a PET scan.
D) When test-takers are performing a verbal task, the right prefrontal cortex is more active on the PET scan.