Chou Computer Services provides services to corporate and individual customers. During the month of June, the corporate business segment provided services to 400 customers and earned $70,000 in revenue. The individual business segment provided services to 200 customers and earned $35,000 in revenue. The variable costs for the corporate and individual business segments amounted to $32,500 and $25,000, respectively. In addition, the fixed costs of the company amounted to $7,500. The contribution margin ratios of the corporate segment and individual segment are respectively. (Round your answers two decimal places.) O A. 107.14% and 14.29% OB. 46.43% and 71.43% O C. 46.43% and 28.57% OD. 53.57% and 28.57%