LookI'm a science student who sees no sense in studying civic education so just help please... Why did Nigeria adopt a rigid constitution or answer indirectly by answering why countries adopt rigid constitution​

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.