Which artistic creation was in spreading design ideas throughout the islamic world? a. calligraphy b. ceramics c. rugs

I honestly think it would be rugs that's there main staple is their beautiful colors and stories they tell I've never heard of their penmanship or that thy make vases

the above mentioned statements talks about the creativity of an artist and to what extend they can utilize and experiment on the objects provided.   differing size and subjects are given so that an image of wisdom is created. displaying a transition from light to dark in something by darkening sections in order to create a shadow. and lastly, putting bits and pieces together to formulate a new image.