Sexual problems are becoming increasingly uncommon

When a young child is using speech that is spoken and directed to themselves, this is called fast mapping

Indicate whether the statement is true or false

What suggests that people with a smaller than average hippocampus have increased risk of PTSD?

a. Comparisons of the brains of hundreds of people with and without PTSD b. Studies of soldiers who had brain scans prior to enduring a traumatic experience c. Comparisons of the brains of monozygotic twins with and without PTSD d. Studies of the brains of people before and after treatment for PTSD