Assertion: At the time of the partition of India, the professional commitment of those in uniform could not be relied upon.
Reason: Indian soldiers and policemen came to act as Hindus, Muslims or Sikhs.

Both the Assertion and the Reason are correct and the Reason is the correct explanation of the Assertion.

Problems were compounded because Indian soldiers and policemen came to act as Hindus, Muslims or Sikhs. As communal tension mounted, the professional commitment of those in uniform could not be relied upon. In many places not only did policemen help their co-religionists but they also attacked members of other communities