To Convert a Fahrenheit Temperature to a Celsius Temperature, We $\frac{5}{9}$

Multiple Choice

To convert a Fahrenheit temperature to a Celsius temperature, we subtract 32 from the Fahrenheit temperature and then multiply the result by $\frac{5}{9}$ . When the temperature is below $15^{\circ} \mathrm{F}$ the first grade students are not allowed to play outside. What is this temperature in degrees Celsius?

A) $5.0^{\circ} \mathrm{C}$
B) $59.0^{\circ} \mathrm{C}$
C) $23.7^{\circ} \mathrm{C}$
D) $-9.4^{\circ} \mathrm{C}$