A regional telephone company operates three identical relay stations at different locations.

A regional telephone company operates threeidentical relay stations at different locations. During aone year period, the number of malfunctions reportedby each station and the causes are shown below.Station A B CProblems with electricity suppliedComputer malfunctionMalfunctioning electrical equipmentCaused by other human errorsSuppose that a malfunction was reported and it wasfound to be caused by other human errors. What isthe probability that it came from station C?