You must write a statement that combines the first_name and last_name columns from the
employees table as "last_name, first_name."
Which two statements will do this?
SELECT last_name + ', ' + first_name FROM employees;
SELECT CONCAT_WS(', ',last_name,first_name) FROM employees;
SELECT GROUP_CONCAT(last_name, first_name) FROM employees;
SELECT last_name, ‘ , ',first_name FROM employees;
SELECT CONCAT(last name,', ',first_name) FROM employees;
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