dinosaur fossils were originally thought to be dragon bones. dinosaur fossils were discovered in china…

dinosaur fossils were originally thought to be dragon bones. dinosaur fossils were discovered in china around the year 200. which joining word. ① combine the sentences into one sentence. use the joining word.
Answer
Brief Explanation:
Use the word "which" to combine the two sentences, making the second - sentence a relative clause modifying "dinosaur fossils" in the first sentence.
Answer:
Dinosaur fossils, which were discovered in China around the year 200, were originally thought to be dragon bones.