According to the text, nearly all couples cite which of the following as the central aspect of their relationship?

Most young children put their hands over their ears when they hear the loud boom of firecrackers at a Fourth of July festival, but at first pay scant attention to the person lighting the firecrackers

However, after just a few firecrackers have been exploded, some of the children put their hands over their ears as soon as they see the person approach the firecracker with a match! What is the conditioned stimulus? a. the person lighting the firecrackers b. the loud booming sound made by the firecrackers c. the children putting their hands over their ears when they see the person about to light the firecrackers d. the children putting their hands over their ears when the firecrackers explode

What is the estimated percentage of the population that is considered transgender?

a) 0%-.25% b) .25%-1.0% c) 1%-2% d) 3%-5%