Update README.md

Fix typo on model card question example

README.md

@@ -185,7 +185,7 @@ CREATE TABLE Shipment_Items (
 ```
 
 ### Questions
-hat are the email address, town and county of the customers who are of the least common gender?
+What are the email address, town and county of the customers who are of the least common gender?
 ```sql
 SELECT email_address ,  town_city ,  county FROM customers GROUP BY gender_code ORDER BY count(*) ASC LIMIT 1
 ```