As Mavis researches her company's options for new software, she learns that a vendor who producers several of their existing applications offers a product of the types they are looking for and advertises that all of their systems "talk to each other." Mavis recognizes that one reason to select this product is that

a$)$ the positive feedback from customers is generalized rather than specific to this product

b$)$ this guarantees it matches the needs of the users and business

C$)$ it may reduce the effort required to integrate the new software with existing software

d$)$ it is certain to be feasible from legal, technical, and schedule perspectives