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A-1

B1

C23

D0

Answer:

A. -1

Read Explanation:

=6÷16×4÷8−8+2×7=6\div16\times4\div8-8+2\times7

=6−16+4−8÷8×2+7=6-16+4-8\div8\times2+7

=6−16+4−1×2+7=6-16+4-1\times2+7

=6−16+4−2+7=6-16+4-2+7

=−1=-1

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