What is the meaning " 2/6,n/30 ∗
? A. Discount 2% off, if the money is paid in 6 days. No discount, if the money is paid more than 6 days, but within 30 days: B. Discount 6% off, if the money paid in 2 days. No discount, if the money is paid in 30 days C. The net amount after taking the discount should be paid in 30 days D. All the descriptions are right