Health psychology focuses on how

A-People develop their unique personalities over time
B-Long-term stress can affect physical health
C-People grow and change throughout their lives
D-People perceive,sense, and learn

B-Long-term stress can affect physical health

B-Long-term stress can affect physical health

The correct answer is B - Long-term stress can affect physical health.

To arrive at this answer, let's break down the options and explain how to eliminate the other choices:

A- People develop their unique personalities over time: Health psychology does explore the development of personalities, but it is not the main focus of this field. Therefore, we can eliminate this option.

C- People grow and change throughout their lives: This statement is true, but it is not specific to health psychology. This concept applies to various fields like psychology and human development. Hence, we can eliminate this choice as well.

D- People perceive, sense, and learn: Although perception, sensing, and learning are important elements in psychology, this concept is not specific to health psychology. Therefore, we can eliminate this option too.

B- Long-term stress can affect physical health: Health psychology focuses on the relationship between psychological factors and physical health outcomes. It examines how prolonged stress can have detrimental effects on the body and can lead to various health issues. This aligns with the main focus of health psychology, and thus, B is the correct answer.

In conclusion, after eliminating the other options, we find that B - Long-term stress can affect physical health is the accurate statement that best describes the focus of health psychology.