Help me in solving GSQ68B problem

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Not submitting.

My code

SELECT 
    c.Customer_id AS Customer_id,
    c.Customer_Name AS Customer_Name,
    c.Customer_Age AS Customer_Age,
    p.Purchase_id AS Purchase_id,
    p.Customer_id AS Purchase_Customer_id,
    p.Purchase_amt AS Purchase_amt,
    p.Last_purchase_month AS Last_purchase_month
FROM 
    Customer c
LEFT JOIN 
    Purchase p
ON 
    c.Customer_id = p.Customer_id;

Learning course: Database management systems
Problem Link: Project - Left Join Two Tables in Database management systems

SELECT Customer.Customer_id, Customer.Customer_Name, Customer.Customer_Age,
Purchase.Purchase_id, Purchase.Customer_id, Purchase.Purchase_amt,
Purchase.Last_purchase_month
FROM Customer
LEFT JOIN Purchase
ON Customer.Customer_id = Purchase.Customer_id;