The increase in the number of reality shows on television channels bolsters the contention that channels owners are more interested in boosting their revenues by pandering to voyeuristic tendencies of viewers.
The premise behind the above argument is that
The given statement argues that  channels owners are more interested in boosting their revenues by pandering to voyeuristic tendencies of viewers. The premise behind this argument must be that reality shows make more money than other types of programs.
Hence, option D is the correct answer.