问题详情

What do we learn from the second and the third paragraphs？
A．Retailers are hiring about 20,000 staff in all this October.
B．Sears offers the greatest deals on Thanksgiving only.
C．Thanksgiving is a crucial chance to make money.
D．Retailers open longer to meet customers" needs.请帮忙给出正确答案和分析，谢谢！