"dr. chen studies several traits that distinguish one person from another. dr. doherty investigates how people grow and change during late adolescence and young adulthood. dr. chen is a psychologist; dr. doherty is a "

Developmental psychologist and Personality psychologist

Explanation:

Developmental psychology is defined as the scientific study of why and how human beings change over the period of their lifetime.

It is originally concerned about the development, aging and entire lifespan.

Personality psychologist observe the social situations and how they are influenced by individual emotion and conduct.

They tend to express the behavior of person under stress conditions, attraction,  aggression, persuasion.

answer; ok one source said 643.000 and another said 1.8 million,62.1 percent of all bankruptcies were because of medical hope this you luck

if you are asking how much they can go over the 1500 limit it would be safetly within the 2310 and 2600.mg