Rachel, a new mom, is shopping for baby products. She notices that one of the manufacturers, Lucy's, is offering a wide range of products such as baby shampoo, baby lotion, and baby wipes, together, at a better price as one combined product. Which of the following concepts is the company utilizing to meet the customer's needs?
选项：

A:Product bundling;
B:Cross-selling;
C:Hostage taking;
D:Strategic outsourcing;
E:Parallel sourcing