Which of the following regions contains the primary visual cortex?

Suppose you want to find out if using cell phones while driving a car affects the likelihood of having an accident. The number of hours that each participant slept the night before the driving test would be a(n) __________variable

a. independent b. control c. extraneous d. dependent

Elmer is attending speech therapy classes because he has a frontal lisp, that is, he mispronounces the "s" sound as a "th.". For example, he might say that "the thun thines in the morning.". Elmer is exhibiting a problem with

a. syntax. b. transformations. c. morphemes. d. phonemes.