Feudal lords granted charters to guilds, allowing them to regulate trade. What did guilds do for their lords in return? The guilds discouraged people from moving to urban centers. The guilds paid taxes, helped raise armies, and provided other services for their lords. The guilds ensured that the nobility's power would go unchallenged throughout the Middle Ages. The guilds paid foreign merchants to come to their town to trade.

The guilds paid taxes, helped raise armies, and provided other services for their lords.

Explanation:

Feudal system could be regarded as military heirachy system, it usually inform of a system containing Monarch, Lord, Peasants, as well as Knights.

A Feudal lords in this order were were well known in accient times, and has entitlement to allegiance and services in that heirachy, whenever a battle surface, the Lord's will be called upon by their Baron to face it. They oversea things in that particular area.

The Feudal lords were in the position to grant charters to guilds, as well allowing them to regulate trade. However, the guilds paid taxes, helped raise armies, and provided other services for their lords, all these in return of chartered granted to them.

B). The guilds paid taxes, helped raise armies, and provided other services for their lords.

Explanation: