Final answer:
The major sports network would most likely hire the Big 10 conference blogger with over 600,000 blog followers as the regional online content provider to cover college sports in the Big 10 Conference.
Step-by-step explanation:
The major sports network would most likely hire the Big 10 conference blogger with over 600,000 blog followers as the regional online content provider to cover college sports in the Big 10 Conference. This candidate has a large following and experience in writing about the Big 10 Conference, making them a valuable asset to generate online content and maintain a regional sports blog for the network's website.