Which of these is an effect of long-term radiation exposure? o cancer o heart disease o muscle atrophy O infectious disease

I would have to say A) Cancer

Explanation:

Cancer is a tumor growth that can form in your body, when a cancerous tumor shrinks in size it releases radiation.

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teens need 8-10 hours of sleep. it kind of depends on what time you get up. but prob around 10 or 11 p.m. or 11 or 11: 30 p.m.