King describes two types of law, just and unjust, how does he define each? Can you give other examples in the present of unjust laws you feel a moral obligation to disobey? Would you be willing to accept the consequences?What are the effects of segregation?

The correct answer is b

Ifound the exercise on the internet. attached is the list mentioned above.in order for a compound to be considered optically active it can't have any axis or plan of symmetry. the molecule  shouldn't also  be superimposable on its mirror image.with such considerations, the compounds that are optically active are: -third compound on the first image is optically active; -second and third compound from the second image are optically actives.