C programming

please answer this question

Michael has written an e-mail to his employees that describes a new product special that will be introduced to the customers next week. by taking time to make sure the e-mail is well written, logical, and organized, michael has made sure his message has the characteristics of a) effective communicationb) ineffective communicationc) barriers to communicationd) workplace communication

Take a critical look at three gui applications you have used—for example, a spreadsheet, a word-processing program, and a game. describe how well each conforms to the gui design guidelines listed in this chapter.

How can the temperature of a room be raised by 5degreesf?