GWD10-32看了前人的讨论，还是没有明白

Most of the purported health benefits of tea comes from antioxidants—compounds also found in beta carotene, vitamin E, and vitamin C that inhibit the formation of plaque along the body’s blood vessels.

1. comes from antioxidants—compounds also found in beta carotene, vitamin E, and vitamin C that

2. comes from antioxidants—compounds that are also found in beta carotene, vitamin E, and vitamin C, and they

3. come from antioxidants—compounds also found in beta carotene, vitamin E, and vitamin C, and

4. come from antioxidants—compounds that are also found in beta carotene, vitamin E, and vitamin C and that

5. come from antioxidants—compounds also found in beta carotene, vitamin E, and vitamin C, and they

D

 想问一下C为什么不正确呢？

C is wrong because the meaning is confusing: We don't know whether "and" connects with "antioxideants" or "compounds."