Object A has 3 excess (extra) electrons, and is held near a piece of paper, which also has 3 excess electrons. If Object A is replaced by Object B, which has 3 excess protons instead,
what will have changed?

You will hear a hissing sound because of the carbon dioxide escaping the can or bottle

The answer should be a.

The best answer is (a) which is universal law is in effect at all times. it is constantly at play in everything we do and governs our lives. it is also important to note that universal law applies to not only everything on earth, but everything in the universe as well, which is another reason why it is in effect at all times.