"Patronymic" in the second paragraph is closest in meaning to "formed from（）

单项选择题We learn from the first paragraph that （）for many years after the 13th and 14th centuries.

A．family names became descriptive and occupational
B．people in some areas still had no surnames
C．some people kept changing their surnames
D．all family names became fixed in England

单项选择题Surnames are said to be （）in Anglo-Saxon England.

A．common
B．vocational
C．unusual
D．descriptive