The correct option is D C
Average number of employees per office
In country A→256816=160.5
In country B→288018=160
In country C→231014=165
In country D→357522=162.5
In country E→205413=158
In country F→278817=164
In country G→372024=155
In country H→336021=160
Hence, country C has the highest number of average employees per office .