Although India has only 16 official languages, the people there speak more than ____ languages.
(a.) 30
(b.) 50
(c.) 100
(d.) 800

Which of the following is true of social classes?
(a.) People in most societies cannot improve their status.
(b.) They are based mainly on age.
(c.) People can improve their status by getting a good education.
(d.) They are based mainly on gender.