Sociologist max weber placed categories of people who have a similar level of wealth and income in the same class. he referred to the privileged commercial class of wealthy bankers, ship owners, professionals, and merchants who possess similar financial resources as

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.