If you tend to be absentminded, which theory of forgetting is probably to blame?

Which of these is NOT an FDA-approved form of nicotine replacement therapy?

A. nicotine water B. nicotine lozenges C. nicotine gum D. nicotine nasal spray

One line of research that initially appeared promising, but has since faded, was to study learning in decapitated ____

a. fish b. rats c. monkeys d. cockroaches