Read this passage:

a state senator ran for office promising to reduce taxes for
businesses and middle-class families. however, once
elected, he became a major supporter of a tax hike
designed to increase funding for social welfare programs.
now, business leaders want him removed and replaced
with a leader who better represents their interests.
however, the next election is over five years away.

which state government political procedure would be most effective at
resolving the public policy issue described in the passage?

a. recall

b. referendum

c. initiative

d. police power