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Answer :

step 1

Find 2A

Multiply by 2 each number of the matrix A

so

2A= 4 6

4 10

step 2

Find out the sum 2A+B

so

2A+B= (4+0) (6+4)

(4-1) (10+6)

2A+B= 4 10

3 16

therefore

the answer is the option A

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