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Below is the table "messages," please find the proper query and result from the choices below.
Id Name Other_Columns
-------------------------
1 A A_data_1
2 A A_data_2
3 A A_data_3
4 B B_data_1
5 B B_data_2
6 C C_data_1
Which SQL query returns the specified result?
a) select * from (select * from messages GROUP BY id DESC) AS x ORDER BY name
b) select * from messages where name =Desc
c) select * from messages group by name
d) Answer A and B

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