What command under the chief of naval personnel is the central authority for electronic standards, technology, and compatibility?

The command of Space and Naval Warfare Systems that comes under the chief of Naval Personnel is the central authority for electronic standards, technology, and compatibility.

Explanation:

The chief of Naval Personnel also holds the position of the commandant of the Space and Naval Warfare Systems.This department of the defence services is responsible for setting up of electronic, technology, and compatibility standards for all the existent defence services.The compliance of all the new technologies is commonly verified by this department of the defence services.

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.