SELECT class FROM table_name_4 WHERE frequency_mhz < 103.1 AND city_of_license = "morro bay, california"
Kelas apa yang memiliki frekuensi MHz di bawah 103.1 berlisensi di Morro Bay, California?
CREATE TABLE table_name_4 (class VARCHAR, frequency_mhz VARCHAR, city_of_license VARCHAR)