What Is the Difference Between Collaborative Consumption Firms Zilok and Chegg

Multiple Choice

What is the difference between collaborative consumption firms Zilok and Chegg.

A) Zilok has gone public, Chegg hasn't.
B) Zilok is a service where a person comes to your home to complete a task, Chegg is a rental firm.
C) Zilok provides inventory provided by participating 'citizen suppliers', Chegg owns its own inventory.
D) Zilok is the European equivalent of Chegg.
E) Zilok was purchased by Chegg underscoring the 'winner take all' dynamics of these markets.