Which of the following models is best for scientific work? because ? 1 A student who, thinking about the competition, develops a project in the basement of her house. 2 A group of people with different abilities who cooperate to solve a problem​

2 A Group of people with different abilities who cooperate to solve problems

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.