When examining a main effect, we _______ the levels of the other variable(s).

A person goes to the doctor complaining that his feelings ofthirst are abnormal. Which part of

the brain is most likely involved? A) cerebellum B) hypothalamus C) hippocampus D) amygdala

At what age do children focus on phonemes, rhythm, and intonation of language spoken in the

home and have a receptive vocabulary of 20-30 words? a. 2-3 months b. 18-24 months c. 9-10 months d. 12-18 months