text: Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
  ### Context:
  CREATE TABLE department (dept_name VARCHAR, dept_code VARCHAR); CREATE TABLE student (stu_gpa INTEGER, dept_code VARCHAR)
  ### Question:
  What is the name and the average gpa of department whose students have the highest average gpa?
  ### Answer:
  SELECT T2.dept_name, AVG(T1.stu_gpa) FROM student AS T1 JOIN department AS T2 ON T1.dept_code = T2.dept_code GROUP BY T1.dept_code ORDER BY AVG(T1.stu_gpa) DESC LIMIT 1