Read the following passage about stress and mark the letter A, B, C or D to indicate the option that best fits each of the numbered blanks from 18 to 22.

Attitude is Everything

Kelly McGonigal is a health psychologist with some encouraging news: Stress may not be the enemy of good health. After examining three key health studies, (18) ______.

The first study, conducted by researchers at the University of Wisconsin, involved 30,000 adults who were asked about their stress levels and whether they believed stress was harmful to their health. Eight years later, participants with high stress (19) ______. In contrast, those who believed it wasn’t harmful had the lowest mortalityrisk.

In another study at Harvard, participants were trained to view stress symptoms, like a faster heartbeat, as the body’s way of preparing for challenges.Typically, stress causes blood vessels to narrow, restricting blood flow.However, the participants’ blood vessels stayed relaxed and open simply because they reframed their thinking about stress. (20) ______.

McGonigal also points to research from the University ofBuffalo, (21) ______. People who experienced significant stress but engaged in supportive acts such asgiving a friend a ride or babysitting a neighbor’s child,(22) ______. It seems that meaningful social connections and helping others can help us stay healthy even under stress.

Read the following passage about fitness trends and mark the letter A, B, C or D to indicate the opt...