Jordan loves to read and write. She started a blog about books, including writing hints and book reviews. The readership of her blog gradually increased, and eventually publishers started sending her new books, hoping she would review them. Over time, Jordan's blog has changed from a blog to a blog. A.professional; network B. professional: personal C. personal; professional D. personal; social E. social; network

C) personal , professional

Explanation:

According to the question, Jordan become professional blogger from personal blogger as she was reviewing books personally because she liked reading and later she got offers when readership increased from professional field to review new books as professional blogger.Thus, transition from personal blog went to professional blog.

Other options are incorrect because change from professional to network, professional to personal , personal to social and social to network is not occurring blog.Thus, the correct option is option(C).