Final answer:
The rise of the merchant class led to the surge of the middle class during the Middle Ages.
Explanation:
The surge of the middle class during the Middle Ages was largely attributed to the rise of the merchant class in Europe. The merchants capitalized on improving agricultural techniques, population growth, and expanding trade opportunities, accumulating wealth and power comparable to the aristocracy.
Learn more about Middle Ages here:
https://brainly.com/question/18375132
