William gave _____ large estates in England in return for a prom

William gave _____ large estates in England in return for a promise of military service and a proportion of the land’s produce.
A、the slaves
B、the serfs
C、the villeins
D、his barons
【正确答案】：D
【题目解析】：答案选D。William gave his barons large estates in England in return for a promise of military service and a proportion of the land’s produce.参见教材P101。
掌握“Norman Rule (1066-1154)”知识点。