Which diagram best explains a cause and effect relationship that has shaped

U. S. Politics?

has

contributed

to

Majority rule in

Congress

The existence of

many influential

political parties

have

contributed

to

B.

Long-established

party loyalties

The persistence

of the two-party

system

have

contributed

to

Oc.

) C

Elections that

reward candidates

who finish second

or third

The persistence

of the two-party

system

have

contributed

Restrictions on

who can receive

public campaign

funds

The existence of

many influential

political parties

The persistence of the two-party system have contributed to long-established party loyalties is the diagram that best explains a cause and effect relationship that has shaped U. S. Politics.

Explanation:

Though there have been multiple parties at different times in the history of politics of the United States, the only dominant ones are the two that we know by the names of the Democratic Party and the Republican Party. The healthy two-party politics practiced in the United States has shaped the governance of the nation so by developing itself into a strong system of checks and balances.

Answer is B, as the other guy said