The correct answer is (d). India is a parliamentary democracy.
A parliamentary democracy is a system of government in which the head of state is a largely ceremonial figure, and the head of government is a prime minister who is accountable to the legislature. India is a parliamentary democracy with a president as the head of state and a prime minister as the head of government. The president is elected by an electoral college consisting of members of both houses of parliament and the legislative assemblies of the states. The prime minister is appointed by the president and must have the support of a majority in the lower house of parliament. The president has limited powers and can only act on the advice of the prime minister and the cabinet.
A presidential system is a system of government in which the head of state is also the head of government. The president is directly elected by the people and has a great deal of power. The president appoints the cabinet and can veto laws passed by the legislature.
A titular monarchy is a system of government in which the head of state is a monarch, but the monarch has no real power. The monarch is usually a hereditary position and the monarch’s role is largely ceremonial.
An aristocracy is a system of government in which the government is controlled by a small group of people who are considered to be the best qualified to rule. The aristocracy is usually hereditary and the members of the aristocracy are born into their positions.