I think the First reason is; it provides the best way of business communication.
Second reason, streamline communication
Third reason cost effective resource sharing :) (hope this helps)
It is better to develop soft skills. Irrespective of profession, soft skill is a common skill which is required to be present in everyone to move along with others and continue the work successfully. A person who is good at technical need soft skill to work in collaboration with others, manage team, solve problems, etc.
So there are separate soft skill training provided for various roles and years of experience. So, I suggest to have soft skill training and do additionally MBA degree.
How can you insert a new row into your data without disturbing an adjacent set of data on the same sheet? Highlight only the data where you'd like to insert a row. Right-click > Insert > Shift cells down.
Answer:
This is a single statement suite.
You have to ask you teacher to show you which ones you got wrong and the answers to them.