10. Choose the correct answer from the words in italics.

Outsourcing is when a company uses / is used an external company to provide a service. The idea of outsourcing is not new; it first suggested / is first suggested by Adam Smith in his book ‘The Wealth of Nations'.
One of the main advantages of outsourcing is that it saves / is saved a company money, resources, and energy However, direct communication between a company and its customers is often lost / often loses and customers can soon become dissatisfied.