A 330 mg piece of gold (density = 19.3 g/cm³) is hammered into a sheet of gold leaf that has a length of 2.24 in and a width of 2.46 in. What is the average thickness of the sheet in meters?

a) 2.07×10-4m
b) 3.72×10⁻4m
c) 1.85×10-4m
d) 2.92×10-4m