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: The price of olive oil is expected to rocket after the EU ordered the felling of millions of trees infected with a deadly microbe. Brussels has recommended that about 11million olive trees in southern Italy, many centuries old, be chopped down. They have been infected with Xylella fastidiosa, a bacterium spread by an aphid. The disease, first identified in the Americas has already wiped out a million trees in Salento, southern Puglia. Olive trees in southern Puglia in Italy. The EU has recommended that 11million trees be cut down after they were found to be infected with a deadly microbeThe EU has recommended that 11million Italian olive trees be cut downComes after a deadly microbe spread by insects was discovered in themFears that unless they are destroyed it will spread to other areas of ItalySome of the trees that might have to be chopped down are centuries old 
 Question:_, a region in the heel of Italy, produces about 11million tons of olives a year, more than a third of the national crop, and they are used to make some of the country’s best oils.

Puglia