The decorative design that covers the walls of most muslim mosques is a unique form of a. tapestry b. animation c. calligraphy d. architecture i thnik its a or d

c. calligraphy

Explanation:

One of the most important types of art in Muslim art is calligraphy. This is often considered a sacred art by those who follow the religion due to the fact that the Koran was first written in Arabic. This calligraphy is used in architecture for two main reasons. First, because it was considered an efficient way to get the message of the Koran across to the population at large. Second, because the Koran forbids the adoration of visual images.

niger

explanation:

bc its the main river