C and D. Pop art has many vibrant colors that are used on many pop culture idols. For example, Andy Warhol does many pop art works. Look him up if you want :)
The grinch? Step by step explanation:
Long before concrete made its appearance on the building scene in Rome, the Romans utilized a volcanic stone native to Italy called tufa to construct their buildings. Although tufa never went out of use, travertine began to be utilized in the late 2nd century B.C.E. because it was more durable.
