Wanda is 82 and looks back at her life with pride, even though some aspects of her personal history include errors on her part. Wanda is in the stage that Erik Erikson called:

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.