Calculate the following problems and put your answer in scientific notation. Show the work you enter into your calculator along with the answer. 6 Billion divided by 35 Trillion

Options:
a) 1.7 × 10⁻⁴
b) 1.7 × 10⁻³
c) 1.7 × 10⁻²
d) 1.7 × 10⁻¹