Please answer this correctly without making mistakes. I want ace, experts and genius people to answer this correctly without making mistakes add q and 5, add 2 to the result, then add what you have to 4

Apossible wavelength for the color blue is 0.000000492 meter. which of the following is a reasonable estimate for this wavelength for the color blue? a. 5 × 10-6 m b. 5 × 107 m c. 5 × 10-7 m d. 5 × 106 m