This is not a question, but an option for you to put what yo…
This is not a question, but an option for you to put what you want to discuss for the multiple choices questions, so that I can see you discussion and judge for partial grade. Questions or discussions that you want to discuss on any of the multiple choice questions. Example: Question “Which cost element of the U.S. scheduled airlines accounts for the largest portion of operating costs?”, I felt there should be two correct answers, fuel and maintenance. The reason is …… Question “….”, …….