Which best states how the structures of the excerpts are similar? each presents factual evidence to appeal to the reader's logic. each documents career credentials to appeal to the reader's ethics. each discusses a friend to appeal to the reader's sense of community. each relates an anecdote to appeal to the reader's emotions?

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.