Final answer:
Italy is the country that has the Alps, Apennines, and Dolomites.
Step-by-step explanation:
The country that has the Alps in the north, the Apennines running the length of the Italian peninsula, and Dolomites in the northwestern region is Italy. The Alps are a mountain range that span multiple countries in Europe, including Italy.
The Apennines are a mountain range that extends from the north to the south of Italy, and the Dolomites are a subrange of the Alps located in northwestern Italy.