Which of the following companies offers the greatest total employment compensation? company a company b company c company d gross pay $37,600 $36,800 $38,100 $39,000 paid insurance $2,800 $2,400 $2,100 $1,800 paid time off $3,100 $3,600 $2,900 $2,500 job expenses $1,200 $600 $300 $800