Answer:
Plagues, sickness and some cities didn't have the money to regulate trade.
Explanation:
It was oftentimes very important for a medieval leader to have the Pope's blessing to rule because "<span>B) It provided legitimacy to the person's rule," since the Pope and the Church held a great deal of power in medieval society. </span>
The last one ? I’m pretty sure
I believe it is D legal challenges through the court
Answer: Sumptuary laws (from Latin sumptuāriae lēgēs) are laws that try to regulate consumption. Black's Law Dictionary defines them as "Laws made for the purpose of restraining luxury or extravagance, particularly against inordinate expenditures for apparel, food, furniture, etc." Historically, they were intended to regulate and reinforce social hierarchies and morals through restrictions on clothing, food, and luxury expenditures, often depending on a person's social rank.