Carbon dating of samples from the site established the time of Ötzi’s demise at approximately 5,300 years ago. What percentage of the original carbon-14 in Ötzi’s body was remaining in 1991? Justify your

i look it up online and i'll tell you

the ozone layer acts as a filter for the shorter wavelength and highly hazardous ultraviolet radiation (uvr) from the sun, protecting life on earth from its potentially harmful effects. when the sky is clear, there is an inverse relationship between stratospheric ozone and solar uvr measured at the earth's surface.

im not exactly sure but i think its b!

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