Which sequence of steps do you follow when working with files locally in Git in SAP Business Application Studio?

Which sequence of steps do you follow when working with files locally in Git in SAP Business Application Studio?
A . (a)Check out (b)Create, modify, save(c)Stage(d)Commit(e)Stage
B. (a)Create, modify, save(b)Check out(c)Commit(d)Stage
C. (a)Create, modify, save(b)Commit (c)Check out
D. (a)Create, modify, save(b)Stage(c)Check out (e)Commit

Answer: A