__________ were shown to develop stronger immune systems and to be more likely to recover from heart attacks.

A) Realists
B) Pessimists
C) Optimists
D) Wealthy adults

Immune Systems

Biological systems that protect organisms from pathogens through a complex network of cells, tissues, and organs.

Heart Attacks

Involve the sudden blockage of blood flow to a part of the heart muscle, typically resulting in chest pain, shortness of breath, and other symptoms.

Optimists

Individuals who tend to maintain a positive outlook on life, expecting favorable outcomes or focusing on the good in situations.