who helps the minister to form a decision
Minister (government) A minister is a politician who holds public office in a national or regional government, making and implementing decisions on policies in conjunction with the other ministers. In some jurisdictions the head of government is also a minister and is designated the "prime minister", "premier", "chief minister", "Chancellor" or other title.
Ministry of Justice (United Kingdom) The Ministry of Justice (MOJ) is a ministerial department of the British Government headed by the Secretary of State for Justice and Lord Chancellor (a combined position). The department is also responsible for areas of constitutional policy not transferred in 2010 to the Deputy Prime Minister, human rights law and information rights law across the UK.