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- Hyperkeratosis disease comes as a result of O a. Aluminium toxicity O b. Arsenic toxicity O c. Cadmium toxicity O d. exposure to UVB O e. Mercury toxicityPlease answer number 2 a. B. And c.A student has a bad cut, what can you give to help them? O a. eye irritant O b. first aid kit Oc. evacuation route O d. fire blanket