Which of the following is NOT included as part of Freud's structure of the mind?

In times of increased brain activity ________ from _________ is converted into fuel for neurons

a. glycogen; astrocytes b. glucose; astrocytes c. glycogen; oligodendrocytes d. glucose; microglia

Studies have consistently found that

a. psychological efficiency is important because happy workers are productive workers. b. work efficiency is much more important than psychological efficiency. c. emphasizing psychological efficiency has led to decreased production. d. scientific management produces the happiest and most productive workers.