What is wrong with the following query?

SELECT SubUrb, Round$($AVG$($HouSiz$),1)$

FROM Housing

WHERE SubUrb LIKE $\text{'}\%$Lake'

HAVING Round$($AVG$($HouSiz$),1)>3$

GROUP BY SubUrb

Select an answer:

The WHERE clause should occur after the HAVING clause.

The HAVING clause should occur after the GROUP BY clause.

The GROUP BY clause should occur first.