Specific data such as age, income, family size, and occupation, used for marketing purposes, is called
a. survey statistics.
b. the target market.
c. a secondary market.
d. demographics.

the five characteristics of adolescence are biological growth and development, and undefined status, increased decision making, increased pressure and the search of self.

when heated, the valance electrons increased their speed and transferred the heat from electron to electron.   i just took the test.