MMM operates leisure parks in Country S.

MMM operates leisure parks in Country S. a mature economy in Europe. These are parks that are popular with people between the ages of 8 and 25 years who visit them to ride on the high speed roller-coasters and to visit other attractions at the parks. Nearly 60% of visitor expenditure is to buy meals and drinks at the park MMM estimates that 20% of its visitors travel to its parks from outside Country S.

Which THREE of the following environmental changes will have the greatest impact on MMM in the next five years?