You Are Sitting in the Living Room Reading the Newspaper

You are sitting in the living room reading the newspaper. Your sister comes in and asks you, "I missed the weather. What is the high temperature going to be tomorrow?" You answer, "Sixty-nine degrees," even though you were not aware that the television was even turned on. This example shows that

A) some stimuli register without one's attending to them.
B) top-down and bottom-up processing can be mutually exclusive.
C) different neural pathways are involved in hearing and seeing.
D) memory involves some stimulation of the amacrine cells in one's brain.