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				| 1. | To see the sub-matrix with aij for 2<=i<=4 and 1<=j<=2 of a matrix a, of order 5*6, which code is used? | 
| A. | a(2;4,1;2) | 
| B. | a(2,4:1,2) | 
| C. | a(2:4,1:2) | 
| D. | a(2,4;1,2) | 
| Answer» D. a(2,4;1,2) | |