Answer:
D. -5
Step-by-step explanation:
[tex]\dfrac{-\dfrac{15}{5}}{\dfrac{3}{5}}=\dfrac{-15}{3}=\boxed{-5}[/tex]
The compound fraction is easily simplified because both numerator and denominator have 5 in their denominator. Hence the ratio is the ratio of the numerators.
When an odd number of minus signs is involved in multiplication or division, the result is negative.