If A is a 2 × 3 matrix and AB is a 2 × 5 matrix, then B must be a

1.	If A is a 2 × 3 matrix and AB is a 2 × 5 matrix, then B must be a
A.	3 × 5 matrix
B.	5 × 3 matrix
C.	3 × 2 matrix
D.	5 × 4 matrix
Answer» B. 5 × 3 matrix

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