A clothing store had worth of sales in . On that , they sold a total of sweaters and pairs of pants. Shirts, socks, and hats were also sold that . The store was having a big sale that . Sweaters were being sold in pairs with one sweater for sale at full price and one sweater free of charge. The pants were all marked down from the original ticketed price. Shirts were marked down from the original price. Which of these questions can be answered from the information provided?

A How many of the sweaters sold were free?
B What percentage of total sales were the sales of pants?
G How many people bought both sweaters and pants?
D Which item of clothing had the largest quantity purchased?