The correct answer is letter C: Sistine Chapel.
The Sistine Chapel is the official residence of the Pope and its decoration was commissioned by popes such as Pope Sixtus IV, Julius II, and Leo X.
The two paintings that are found at the central tier of the walls of frescos were comissioned in 1480 by Pope Sixtus IV.
The ceiling was commissioned by Pope Julius II between 1508 and 1512, and Pope Leo X commissioned in 1515 the work of Raphael who designed a series of tapestries that hang around the lower tier of the walls.