What aspect of Hittite culture gradually spread across the regionA. Their music

b. Their writing system

c. Their style of architecture

d. Their technology for extracting iron?

Their style of architecture

The correct answer is B) Their writing system.

The aspect of Hittite culture that gradually spread across the region was their writing system.

The Hittites were a culture that inhabited Anatolia in Asia Minor, in what today is Turkey, around 1700 BCE. They developed a writing system known that was a cuneiform script that they adapted from a previous version of Akkadian that had been the system in the North part of Syria. The Hittites used clay tablets to write about their history, culture, and stories.