Correct Option (D)
Monaco
As of 1997, the Minister of State of Monaco, who functions as the head of government, was appointed by the Prince of Monaco. This appointment was made from a list of three French nationals nominated by the Government of France. This arrangement was stipulated by the 1918 Franco-Monégasque Treaty and Monaco’s 1911 constitution, underscoring France’s influence in Monaco’s defense and foreign policy matters.
Incorrect Options
San Marius is not a recognized sovereign state.
In Liechtenstein, the head of government is typically elected by the Landtag (parliament) and subsequently appointed by the Prince. There is no involvement of the French President or government in this selection process.
Malta operates as a parliamentary republic. The Prime Minister is the leader of the political party that secures a majority in the House of Representatives and is formally appointed by the President of Malta. This process does not involve the President of France or a ruling prince.