____ is becoming an increasingly popular lifestyle choice in the United States and in many other ...

____ is becoming an increasingly popular lifestyle choice in the United States and in many other countries.
 
  a. Serial bachelorhood or bachelorettehood
   b. Open marriage
  c. Cohabitation
  d. Married couples having separate bedrooms

Question 2

During which age period has research found the lowest average levels of life-satisfaction?
 
  a. 1520 years
  b. 2130 years
  c. 4150 years
  d. 6170 years

Question 3

For most adults, the decision to remain single is
 
  a. something that they have felt strongly about since childhood.
   b. a kneejerk reaction to heartbreak.
  c. a gradual one that develops over time.
  d. a result of being unable to find a suitable marriage partner.

Question 4

Which of the following is NOT typically measured in an effort to assess subjective well-being?
 
  a. Life satisfaction
   b. Stress
  c. Happiness
  d. Self-esteem