The value of ∫−115 sgn⁡({x})dx where {.} denotes the fractional part function, is

# The value of ${\int }_{-1}^{15} \mathrm{sgn}\left(\left\{\mathrm{x}\right\}\right)\mathrm{dx}$ where {.} denotes the fractional part function, is

1. A

8

2. B

16

3. C

24

4. D

0

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