Hardy lives in a stable lower-class area that promotes an environment for successful delinquent enterprise. Hardy was recruited into a gang that would provide him training for a successful delinquent career. What type of gang did Hardy join?

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.