Nuclear energy produces radioactive waste
A major environmental concern related to nuclear power is the creation of radioactive wastes such as uranium mill tailings, spent (used) reactor fuel, and other radioactive wastes. These materials can remain radioactive and dangerous to human health for thousands of years.
No I dont think so. I think most people just pay attention to the president.
I believe it is B isn't, because if you use the others it most likely sounds like slang.
1. saves the trees, as it doesn't waste paper
2. provides access to more information
3. is more interactive than offline education and helps control the classroom