What is the domain and range of the function?
A) domain: y = all real numbers and range: x = all real numbers
B) domain: x = all real numbers and range: y = all real numbers
C) domain: −10 ≤ x ≤ 10 and range: −8 ≤ y ≤ 4
D) domain: x = all real numbers and range: −8 ≤ y ≤ 4