Everyone loses some height as he/she ages. About how many inches will the average adult lose in height between young adulthood and the young-old age of around 70 years old?

According to Holmes and Rahe (1967), the death of a spouse was assigned a value of________life change units.

Fill in the blank(s) with the appropriate word(s).

Which trait is a primary focus of Hans Eysenck's research on personality?

a) dominance b) extraversion c) suspiciousness d) submissiveness