Find the Intensity I of an Earthquake Measuring R on the Richter

Multiple Choice

Find the intensity I of an earthquake measuring R on the Richter scale $\left( \text { let } I _ { 0 } = 1 \right)$ .
Southern Sumatra, Indonesia in 2007, $R = 8.25$

A) $10 ^ { 8.25 } \approx 177,822,941$
B) $10 ^ { 8.25 } \approx 177,827,941$
C) $10 ^ { 8.25 } \approx 177,825,941$
D) $10 ^ { 8.25 } \approx 177,832,941$
E) $10 ^ { 8.25 } \approx 177,829,941$