Within the external environment, social factors are perhaps the most difficult for marketers to anticipate. Several major social trends are currently shaping marketing strategies. First, people of all ages have a broader range of interests, defying traditional consumer profiles. Second, changing gender roles are bringing more women into the workforce and increasing the number of men who shop. Third, a greater number of dual-career families has created demand for time-saving goods and services. Which social factors do you think will have the greatest impact on the marketing environment in the next decade and why?