Because of the Inevitable Aging of the Population of Tourist

Because of the inevitable aging of the population of tourist generating countries in the future, which of the following changes is most unlikely?

A) Leisurely, rather than highly programmed vacations will increase.
B) Since nearly half of all travelers are now headed by persons who are not married, greater efforts will be required to ensure that members of these households are given separate rooms at a reasonable rate.
C) More grandparents will be traveling with their children.
D) Concern for health and medical facilities will be driven by both physiological and psychological needs of likely travelers.
E) Educational hotels will meet the growing desire of tourists both to learn and to acquire new skills.