The correct option is answer C :)
If an odd number of minus signs are involved in a product or quotient, the sign of the result is negative. Otherwise, it is positive.
<u>Examples</u>:
(-1)(-1) = 1
(-1)(-1)(-1) = -1
(-1)/(-1) = 1
(-1)(-1)/(-1) = -1
what a difficult question