Approximately how much higher is the percent of part-time employed 18- to 24-year-olds compared to full-time employed 35- to 44-year-olds? Values shown for age range 18-24: employed part-time 50%, full-time 42%, unemployed 20%. Age range 25-34 show part-time 55%, full-time 31%, unemployed 15%. Ages 35-44 show part-time 75%, full-time 21% and unemployed 10%. Age range 45-54 shows part-time 42%, full-time 18% and unemployed 42%. a. 10% b. 60% c. 50% d. 30%