In a client/server network, the user’s computer is considered thea.Clientb.Websitec.Serverd.Hoster

Analysis of the Question

In a client/server network, the roles of the different components are distinct.

1. Client: This is the user's computer or device that requests services or resources from the server.
2. Server: This is the computer or system that provides resources, services, or data to clients.
3. Host: This generally refers to any computer or device connected to a network; however, in this context, it may refer to the server.
4. Website: This is related to content hosted on servers but does not refer to the user’s computer.

Conclusion

Given that the user's computer requests resources, it is categorized as a Client in the client/server architecture.

Final Answer

The correct answer is a. Client.