Linkedln is an online professional networking site, much like Facebook, except that it's for connecting with classmates and colleagues to create networks that may be helpful in, among other things, nding job opportunities. The site boasts approximately half a billion members and claims to be the \"world's largest professional network on the Internet.\" a. What factors likely made LinkedIn the largest professional network site? Select all that apply. [I increasing returns to scale in production [I providing a valuable service to its customers [I anticompetitive behavior El accidents of history 1]. Since it is already the largest, does that mean LinkedIn will always be the largest? Why or why not? In the future, 0 there is no guarantee LinkedIn will always be the largest professional networking site. Standards can change quickly. so LinkedIn must continue to compete with potential entrants despite being the current standard. 0 there is no guarantee LinkedIn will always be the largest professional networking site. If it enjoys too much of a market share for too long, it might be broken up by antitrust regulators. O LinkedIn will likely be the largest professional networking site in the future. The factors that propelled LinkedIn to being the largest such site in the rst place will continue to persist. O LinkedIn will likely be the largest professional networking site in the future. It is difcult to unseat the standard in a network goods market