C- A graphic designer is the awnser
A proxy server is a server that intercepts user requests from the internal secure network and then processes that request on behalf of the user.
The proxy server can be a computer or application program<span> that gets the requests from clients and seeks resources from other </span>servers. It is a <span>intermediary point between the end user and the backbone network.</span>
Web conferencing is an internet technology that allows people in remote locations collaborate in a virtual conference room by making presentations and sharing visual aids.
Let me know if you have any questions.
Application I think because software used to create a program is called application software I'm not entirely sure about that though
Answer:
Know what the code should do
