Answer:
The cabinet is usually led by the PM who is also a leader of the ministers in the executive arm of government. A PM is under the control of the state of executive elder of the nation; however, he is a government official serving under the monarchial leadership in the forms of the government.
The Minster therefore can also be a leader of other party that has majotity of members in the house. If the dominant party carries more seat than other parties, it gains more support from the members.