Which statements are true about pottery made by ancient chinese, minoan, and anasazi civilizations? choose all answers that are correct. a. spiral designs on them were symbols for things like the flight of birds, the sun, or water. b. they were made using the coil method or on the potter's wheel. c. they could be used for reasons like burials and for storage. d. they were decorated using red, brown, or black made from synthetic materials.