Task: Text to Code
Input (English): SQL: SELECT customer_id , customer_first_name , customer_last_name FROM Customers GROUP BY customer_id ORDER BY Count ( * ) Desc LIMIT 1
Feedback: You need to use the accounts with customer's Id in place of customer table 
Output (English): SELECT T1.customer_id ,  T2.customer_first_name ,  T2.customer_last_name FROM Accounts AS T1 JOIN Customers AS T2 ON T1.customer_id  =  T2.customer_id GROUP BY T1.customer_id ORDER BY count(*) DESC LIMIT 1