Extended decision making is the type of consumer decision-making process thata) involves no conscious planning but rather a powerful and persistent urge to buy somethingb) is the most complex decision making behavior, which comes into play when a purchase involves unfamiliar, expensive, or infrequently bought productsc) requires a moderate amount of time for information gathering and searchd) is the creation and maintenance of a collection of products that satisfy a person's needs and wantse) requires very little search-and-decision effort and is practiced when buying low-cost and frequently purchased products.