The common options attached to this question are:
- Ireland
- France
- Arabia
- Italy
Of these four, Arabia did not contain monasteries that spread the Christian faith and preserve the knowledge of Europe. First, Arabia is not in Europe, Than also, Arabia was, and still is a predominantly Muslim area so they did not contain monasteries that spread the Christian faith in Medieval times. Furthermore, Arabs were more prone to resist western influence, so they could not have in any way preserved the knowledge of Europe in medieval times.