If an Earthquake Measured $4.3$ On the Richter Scale, What Was the Approximate Intensity of Was

Multiple Choice

If an earthquake measured $4.3$ on the Richter scale, what was the approximate intensity of the earthquake in terms of IO? Intensity on the Richter scale is $\log _ { 10 } \left( \mathrm { I } / \mathrm { I } _ { 0 } \right)$ .

A) $16,000 \mathrm { I } _ { 0 }$
B) $2000 \mathrm { I } 0$
C) $74 \mathrm { I } _ { 0 }$
D) $20,000 \mathrm { I } 0$