Approximately 1 in _________ live births is a child with a chromosomal disorder

By the age of 2, the baby's head is only __________ of its body length

a. one-fifth c. one-half b. one-fourth d. one-third

According to your textbook, what is one suggested reason why we are more likely to pay attention to negative information over positive information?

a. Because we spend time with other people who focus on negative information. b. Because we learn this tendency from our peers. c. Because our culture teaches us to focus on the negative. d. Because paying attention to negative information would aid in our survival by helping us to avoid potential dangers.