Read the sentence. An American businessperson discovered a stockpile of King Tut's items that had been hidden in a safe tomb, which had a clay sealing covering it.


Which best identifies the independent clause?



A

​that had been hidden in a safe tomb


B

which had a clay sealing covering it


C

that had been hidden in a safe tomb, which had a clay sealing


D

An American businessperson discovered a stockpile of King Tut's items