Based on the reading, upton sinclair would most likely agree that the government must have a role in:

all of the following apply except for (a. excessive credit on real estate resulting in defaulted loans.

in 1819, panic swept the country due,in part, to the rapid expansion of american manufacturing during the war of 1812 and the distress caused by the post-war british competition. the rapid expansion of american farming was another factor.

explanation:

i dont no the claim so it's hard to answer but i think he would go to the people to decide. : ) ; )