How Does the Kohn and Schooler Model of Status Attainment

How does the Kohn and Schooler model of status attainment link economic status,job characteristics,and personality?

A) People with higher economic status tend to find work in jobs that have more supervision.
B) People with lower economic status tend to find work in jobs that require less intellectual flexibility.
C) People with more intellectual flexibility tend to seek jobs that are routinized.
D) People with more intellectual flexibility tend to find work that is less complex.