Liliana thinks that people her parents' age are old-fashioned, critical, intolerant, and unconcerned about important social issues. Liliana is assuming that people in a particular age category have certain characteristics, even though these qualities may be unrelated to the objective criteria that define this particular age group. This example illustrates:

Stereotyping.

Explanation:

Stereotyping is defined as mechanism in which stereotype view or representation of stereotype is doen in any situation.Th person tends to display mistaken beliefs due to overgeneralized thinking about other people or group. They tend to make beliefs on the external factors of people and don't consider the internal thinking,values ethics etc a person carries.

According to the question,Liliana is involved in stereotyping.She has over-generalized idea about her parent's age, look and characteristic without realizing about the objective internal characteristics.

1. seasonal

2. frictional unenployment

3. the number of the labor force multiplied by 100 and then subtract the number of unemployed.

4. 4%

5. an increase in prices