NEED HELP. WILL MARK BRAINLIST AND DON'T SPAM
DO NOT PUT USELESS ANSWERS FOR POINTS

The questions are in the screenshot below these are not multiple choice questions PLEASE explain your answer

explanation:

infrared radiation has wavelength in the range between 700 nm and 1 mm. lets' convert these values into scientific notation, keeping in mind that:

let's start from the lower value, we have:

(we moved the dot two places to the left, so we increased the exponent by 2 units, from -9 to -7)

the higher value is:

so, the range of wavelength of infrared radiation is:

the answer should be a. snail