Write the Ratio as a Ratio of Whole Numbers Using $\frac { 12 } { 4 }$

Write the ratio as a ratio of whole numbers using fractional notation. Write the fraction in simplest form.
-96,000 copies to 24,000 copies

A) $\frac { 12 } { 4 }$
B) $\frac { 4 } { 1 }$
C) $\frac { 1 } { 4 }$
D) $\frac { 1 } { 24 }$