The weights of 4 boxes are 70, 100, 20 and 40 kilograms. Which of the following cannot be the total weight, in kilograms, of any combination of these boxes?

The weights of 4 boxes are 70, 100, 20 and 40 kilograms. Which of the

1.	The weights of 4 boxes are 70, 100, 20 and 40 kilograms. Which of the following cannot be the total weight, in kilograms, of any combination of these boxes?
A.	230
B.	190
C.	160
D.	200
Answer» E.