The major text of confucianism is the

The major text of Confucianism are referred to as "Five Classics" but often also the  Four Books are included.

They were composed before 300 BC and include works such as Great Learning and Doctrine of the mean (in the Four books) and Classic of Poetry and Book of Rites (part of Five classics)

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.