Michigan has many forms of local government. The largest of these is the level. Under Michigan's constitution, each of these governments can write their own charters. This policy is known as . According to this policy, local government charters must be approved by .

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.