Cool Diamonds jewelry store conducted a survey of 100 shoppers in the local mall and asked the participants if they owned a "Cool Diamonds" credit card. Twenty-four of the 100 shoppers said that they owned one. If about 4,500 people shop in the mall each day, predict how many of them probably have a Cool Diamonds credit card. a.) 2,250 people b.) 1,250 people c.) 450 people d.) 1,080 people