What historical process is best illustrated by this frieze?

(A) The diffusion of cultural ideas and patterns through military conquest (B) The significance of trade in the weakening of class systems (C) The use of monumental architecture to strengthen political support (D) The spread of religion as a result of tradeExplanation: The Hellenistic culture combined Greek elements with those from local cultures as Alexander the Great’s army conquered the area from North Africa to the Indus valley. Though Greek culture also spread into India through trade in the Bactria region, this image is unrelated to class systems (B). A frieze is not considered monumental sculpture (C). Buddhism is considered a belief system rather than a religion (D).