If You Use Certain Commands from a Few Tabs, What

If you use certain commands from a few tabs, what is not a suggested modification that will add efficiency to your work?

A) Create a new tab which contains all the commands you normally use.
B) Move the commands from one tab to the tab you use more often.
C) Add new commands that are not normally found on the Ribbon to the tab you use most often.
D) Delete all the unnecessary commands so the tabs and groups are not so crowded.