The Loudness $\beta$ Of Sound Is Dependent Upon the Sound Intensity I According

Multiple Choice

The loudness $\beta$ of sound is dependent upon the sound intensity I according to the following equation: $\beta = 10 \log \left( I ^ { \times } \times 10 ^ { 12 } \right)$ .Which type of mathematical model is used in this relationship?

A) Linear model
B) Nonlinear model
C) Exponential model
D) Logarithmic model