Which of the following factors contributed to Harrison's victory in the 1888 presidential election?

A) Cleveland's stand in favor of the free coinage of silver
B) Harrison's opposition to the Pendleton Civil Service Act
C) Bribery and multiple voting in Indiana and New York
D) The charge that Cleveland had committed adultery

Pendleton Civil Service Act

U.S. legislation enacted in 1883 that established the Civil Service Commission and marked the beginning of a merit-based system for federal employment instead of jobs being awarded based on political affiliation.

Bribery

The act of giving, offering, receiving, or soliciting something of value to influence the actions of an official or other person in charge of a public or legal duty.

Harrison's Victory

A reference to the Battle of Tippecanoe in 1811, where General William Henry Harrison defeated the Native American forces.