Definition: In this task, you will be presented with a passage and have to answer a question based on your understanding of the events inferred from the passage. Try to find the best answer that is most likely to fill in "_". Note that the URLs in the text have been replaced with [Link].
Input: Thousands of families are turning to Spain for their holidays amid the turmoil in Tunisia and Greece. Some 300,000 Britons who had been planning to visit Tunisia have been left to look for alternatives, after the Government advised against travelling there following the recent terror attack. At the same time, late bookings to Greece are down because of the country's debt crisis. Many tourists worry they will not be able to withdraw money from cash machines, while hotels and restaurants are feared to be running low on some types of imported food. Spain's renewed popularity has come despite the Foreign Office raising the country's terrorism threat level to 'high' earlier this month.Some 300,000 Britons planning to visit Tunisia now looking for alternativesWhile late bookings to Greece are also down amid the country's debt crisisSpain's renewed popularity comes despite terrorism threat raised to 'high'Holidays to Spain peaked in 1970s when 17million Brits visited each year 
 Question:Some 15million _ visited Spain and its islands last year, up from 11million in 2010.

Britons