运行以下程序，输出的结果是？（ ）
运行以下程序，输出的结果是？（ ）
import sqlite3
conn = sqlite3.connect('t1.db')
cursor = conn.cursor()
conn.execute("DELETE from user")
cursor.execute('insert into user (id, name) values (\'1\', \'张三\')')
cursor.execute('insert into user (id, name) values (\'2\', \'李四\')')
cursor.execute('insert into user (id, name) values (\'3\', \'王二\')')
cursor.execute('insert into user (id, name) values (\'4\', \'刘五\')')
conn.commit()
cursor.execute('select id,name from user')
values = cursor.fetchone()
values = cursor.fetchone()
print(values)
cursor.close()
conn.close()
('4', '刘五')
('1', '张三')
('2', '李四')
('3', '王二')