What is the maximum number of slices can you obtain by cutting a cake with only 4 cuts?  Select:
A) 9  B) 12  C) 14  D) 16  E) 18
step 1: cut the cake from middle in two equal pieces. this is the first cut and we get two pieces.   step 2: put one piece on the other piece vertically and cut them from top to bottom. this is the 2nd cut and we have 4 piece.   step 3: again put the 4 pieces on each other vertically and cut from top to bottom. this is 3rd cut and we have 8 piece.   step[ 4: again put all the 8 pieces on each other vertically and cut from top to bottom. this is the 4th cut and we have 16 equal piece.   ANSWER:16
<result>D</result>
What is the maximum number of slices can you obtain by cutting a cake with only 4 cuts?