单项选择题
A．social problems B．folk movement C．New York City D．his national reputation
A．has more influence on rock music B．has sold fewer records of his songs C．is more important in the record industry D．is less important in American rock
A．The reasons for brickmaking in Jamestown. B．The cause of the failure of Jamestown. C．The laws of the Virginia colonists. D．The problems of the early American colonies.