<span>The person needs to be wearing a dosimeter badge. This is used as a way of measuring the overall radiation that has collected upon the person in the nuclear environment. While the badge does not actually protect against the radiation, it does give the wearer information about whether or not they are in a potentially unsafe situation.</span>
Photosynthesis is the main answer but if this isn't one put releasing odor
HOPE THIS HELPS :)
Answer:
D. guard cells.. this is answer i think..