The answer is option C (Romanticism)
The Austrian composer, Alban Maria Johannes Berg, whose compositional style combined romantic lyricism with twelve-tone technique is known to have written atonal and 12-tone compositions, and large orchestra which are reminiscent of the late 19th-century Romanticism.
Technique of Fresco (Frescoes) painting.
"The first certain work by Perugino is a Saint Sebastian, at Cerqueto, near Perugia. This fresco (a mural painted on wet plaster with water-soluble pigments) dates from 1478 and is typical of Perugino’s style."
Nigeria is a federal republic, with executive power exercised by the president. ... Nigerian politics takes place within a framework of a federal, presidential, representative democratic republic, in which executive power is exercised by the government.