Hallmark Places Its Scrapbook Materials, Photo Albums, and Related Supplies

Hallmark places its scrapbook materials, photo albums, and related supplies into one product group because

A) it was easier to forecast future sales since there were fewer market-product combinations.
B) customers could buy in quantity and take advantage of quantity discounts.
C) their suppliers provided free displays and shelving to highlight Hallmark's products.
D) it helped buyers relate to the products and make decisions in a more meaningful way.
E) it allowed customers to compare price and quality with competitors who displayed their products in a similar manner.