Imagine a language model is instructed to answer questions only using the information from a provided text. The model receives the following user question and text:

User Question: 'What are the primary causes of the Renaissance in Europe?'

Provided Text: 'The Renaissance was a period of great artistic and cultural change in Europe. Famous artists like Leonardo da Vinci and Michelangelo created masterpieces during this time. The period saw a renewed interest in the classical art and literature of ancient Greece and Rome.'

Based on this scenario, write the most appropriate and faithful response the model should generate. Then, briefly explain the principle that justifies this response.