The free-running daily cycle of human beings is _________ hours long
a. between 22 and 23
b. between 23 and 24
c. between 24 and 25
d. more than 30
c
Psychology
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In which country do the 30% of couples who share a household and are not married have all the rights and obligations of married couples?
a. Sweden b. Japan c. Italy d. France
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The percentage of overweight children has not increased in the past 20 years in North America.
a. true b. false
Psychology