Consider the following information: Region - Name of the mountain range - Type of mountain: 1. Central Asia - Vosges - Fold mountain 2. Europe - Alps - Block mountain 3. North America - Appalachians - Fold mountain 4. South America - Andes - Fold mountain. In how many of the above rows is the information correctly matched?

1. Central Asia – Vosges – Fold mountain: Incorrect. Vosges is in France (Europe) and is generally treated as a block mountain, not a fold mountain.
2. Europe – Alps – Block mountain: Incorrect. The Alps are classic young fold mountains, not block mountains.
3. North America – Appalachians – Fold mountain: Correct. The Appalachians are old fold mountains in North America.
4. South America – Andes – Fold mountain: Correct. The Andes are young fold mountains in South America.

Hence, only two rows are correctly matched.