Research has revealed a reciprocal relationship between the substantive complexity of work and a person's flexibility in coping with cognitive demands. Which of the following workers at a retail store is most likely to be flexible in coping with cognitive demands? Multiple Choice Greg who is responsible for placing new products on shelves according to their labels Joan who is responsible for collecting any new products that are delivered at the store Heidi who is responsible for making a note of customers' complaints Katie who is responsible for deciding where specific products should be placed for display