Which two ways does the third paragraph contribute to the development of ideas in the passage? It talks about the importance of reading privacy policies, which is something people need to start doing more often. It contradicts the first two paragraphs by talking in detail about the dangers of giving out personal information on the Internet. It adds to the information in the first two paragraphs by describing how the Internet can be used for entertainment. It supports the idea in the second paragraph that certain websites provide information that can only be found on the Internet. It supports the idea in the first paragraph that the Internet is a primary source of communication for people today.