Which of these statements best explains why in the first decades of the 20th century the federal government did little to deal with problems relating to monopoly of industry, labor unrest, and abuses by large businesses?

a). congress was weak because the committee system divided its powers.
b) there was little industrial development in the united states at that time.
c) presidents during this period lacked any real political power or influence.
d) politicians believed that government should keep its hands off the economic sector of the u. s.