NA 
In how many different ways can you select two digits out of $$ 0$$, $$1$$, $$ 2$$, $$3$$, $$4$$, $$5$$, $$6$$, $$7$$, $$8$$, and $$9$$ and put into the two boxes to make the below equality correct?  $$ 20- \square =22-\square $$ 

A: $$7$$ 
B: $$8$$ 
C: $$9$$ 
D: $$10$$ 
E: $$12$$ 