Answer:
The only element visible is the presentation itself.
Explanation:
All of the other options, such as presenter's assistance, is hidden away from the projector, presentation device, etc. You are the only one that can see the window that shows what slide is next, presenter's notes, etc. <u>In other words, whatever you want the audience to see, that is only what they will see and nothing else.</u>
C is a sentence fragment it does not have a verb
helps us for typing letters, numbers and symbols etc.
Answer: SIP Trunk
Explanation:
The SIP is stand for the session initiation protocol trunk is one of the service that is specifically provided by the service provider and the main purpose of the SIP trucking is to manage the VoIP call process (Voice over IP).
According to the given question, SIP is one of the protocol that allow telephony services for the communication purpose and it also offer the video, Message, media and the voice application and these process are control by using this type of technology.
Therefore, SIP Truck is the correct answer.