By the Early 1900s, Virtually the Only Supporters of Porfirio

By the early 1900s, virtually the only supporters of Porfirio Díaz were:

A) Working-class miners and factory laborers, who were opposed to socialism.
B) Urban middle-class professionals, who endorsed his adoption of American business practices.
C) Village peasants and campesinos, who appreciated his Catholic piety.
D) Technocrat administrators, the científicos, who were aging themselves.