I think the answer is “Nuts”...... but I’m not fully sure.
A is the answer. This is because this was not covered by the Twin studies.
Good luck!
-RxL
Answer:
It can cause gene mutations, or can be carcinogenic
By putting protective garment against the radiation like lead
It shouldn't be phased out, its advantage outweigh its challenges and with time the solution to the challenges will be discovered.
Explanation: