When carlos’s grandfather migrated to the united states, he had completed six years of schooling and was an agricultural worker in california. carlos’s father completed high school and worked for twenty years as a clerk in a large state agency. through the efforts of his father and grandfather, carlos was able to graduate from college and medical school, and he now has a thriving medical practice in southern california. carlos’s family exemplifies mobility.

a. exchange
b. intergenerational
c. structural
d. intragenerationa
e. intergenerational

(B) Intergenerational mobility

Explanation:

 The intergenerational mobility is basically refers to the social status changing process between the two different generations.

The family is one of the efficient example of the intergenerational mobility as the parents and the children are the two different generations and they both have different points of views and prospective.

According to the given situation, Carlos's family basically exemplifies about the intergenerational mobility as it represent the social hierarchy and about the social mobility.

Therefore, Option (B) is correct.

the answer is:

c. economic output

probably 3 since archeologists and historians don’t understand there writing.