Which of the following 20th-century trends sought to restore order, harmony, and emotional restraint to music?

Neoclassicism

Answer: Neoclassicism

Explanation: Neoclassicism is the predominant art movements in Europe around 18th and 19th century, it involved the concentration of Greek and Roman History and Myths which were taught in schools. Neoclassical arts and architecture were based on simple and symmetrical arts which were very much valued during that period. Neoclassicism was believed to have been started by John Floxman, he is a Sculptor and illustrator he worked for Wedgwood around the year 1775.