Advantages and disadvantages binary fission

Well, my answer will quite simple,  the advantages that are binary fission for the bacteria is that sometimes the mutation can happen when it reproducing and that mutation can either have beneficial or either bad for them, the beneficial part is that for the bad bacteria is that they can resist to anti-biotic and the disadvantages are that the mutation will cause the bacteria can be killed instantly without the help of the anti-biotic.

The answer to this question is b