Under President William Howard Taft, the federal government
a. upheld the Standard Oil trust.
b. strengthened the Sherman Antitrust Act.
c. brought lawsuits against many corporations.
d. continued Roosevelt’s “rule of reason” policies.
Under President William Howard Taft, the federal government "c. brought lawsuits against many corporations" since this was a time of "progressive movement" in government which sought to end corruption.