A statement with an "I am" phrase could be used to communicate one's feelings in a non-confrontational manner. I hope this answer helps. Have a great day ahead.
Is there a question, or just free points?
Skype isn't a cloud based system. Cloud based systems are online storage systems. Google Drive, Dropbox, and SkyDrive are all pieces of software which allow you to store data on a remote server over the internet. Skype is just a program.
Answer: a) Emotional appeal
Explanation: Calls on feeling of human is referred as the emotion of the humans ,thus it is said to be an emotional appeal. Other appeals in the options are for the call on technical,logical or unexpected error reason and does not relate to the human audience needs or sympathies .But emotional appeal deals with these need on being called. So, option (a) is the correct option .
Because it is the back-end programming. It is the basis of all of the other computer languages and allows the computer to function.