Question

correct usage of 'of' and 'off'.

Answer 1

Off” can represent a status of a electronic device, or a different location for “someone” or “something”. Examples: Turn off your laptop and go to bed. “Of” is a preposition and it is used to express a belonging.

Answer 2

(of) is used to indicate particular thing.like Ramesh father is of UP.While (off) is used to indicate the thing to bring in rest . like switch off the light.