The Temperature Changes From $35 ^ { \circ } \mathrm { F }$

Multiple Choice

The temperature changes from $35 ^ { \circ } \mathrm { F }$ during the night to $75 ^ { \circ } \mathrm { F }$ during the day. What is the temperature change on the Celsius scale?

A) $32 \mathrm { C } ^ { \circ }$
B) $22 \mathrm { C } ^ { \circ }$
C) $72 \mathrm { C } ^ { \circ }$
D) $40 C ^ { \circ }$