Coalition government can be defined as parties coming together

A.

to appoint a leader

B.

to form a government

C.

with a common manifesto

D.

to oppose the government

Correct answer is B

A coalition government is a form of government in which multiple political parties cooperate, reducing the dominance of any one party within that "coalition". The usual reason for this arrangement is that no party on its own can achieve a majority in the parliament.