Original sentence: Because gogok have been found in Neolithic and Bronze Age sites in Korea, this finding is controversial.The origin of gogok is contested by archaeologists because these jewels are common in Kofun tombs and contemporaneous Korean tombs
Edited sentence: However, because of gogok have been found in Neolithic and Bronze Age sites in Korea, the basis for his reason is, at the very least, controversial.However, most archaeologists conclude that this art form originated in Korea.The origin of gogok is contested by a minority of archaeologists because these jewels are common in Kofun tombs and contemporaneous Korean tombs