Answer:
Mosaic
Explanation:
Art from bits of glass and stone.
1. is vikings. 2. is muslims. 3. is manor. 4. is lord.
No idea what primary research so i'm going to assume you mean primary source in which case it depends on the type of evidence, like if it's a personal account then that's a primary source but if it's someone telling of someone else's story it's not.
Answer: Mexican state of Tabasco
Explanation: