Answer: the correct answer is a. was an attempt to quantify and rank the impact of stress-producing events in a person's life.
Explanation:
In 1967, Holmes and Rahe developed a questionaire called the Social Readjustment Rating Scale or SRRS that wanted to measure stress on people's lives.
Portuguese sugar plantations on African island colony Madeira provided largest market
Introduction of sugarcane to the Americas causes slaves to move to South and Central America