Why were the trulli originally constructed to be easy to dismantle?

Why were the trulli originally constructed to be easy to dismantle?

A To facilitate trade
B To prevent structural damage
C To evade property taxes

Fact: The trulli were designed to be quickly dismantled as a clever strategy by locals in the 14th century to evade property taxes imposed by the king. This innovative approach to building has led to Alberobello becoming a UNESCO heritage site.

Correct Answer: To evade property taxes