The Temperature in This Room Is $22 ^ { \circ } \mathrm { C }$

Multiple Choice

The temperature in this room is $22 ^ { \circ } \mathrm { C }$ .The temperature outside the building is $- 6 ^ { \circ } \mathrm { C }$ .What is the temperature difference in kelvins?

A) 11 K
B) 16 K
C) 22 K
D) 28 K