The opportunity to compete in the SEC was a big reason why Jackson Arnold committed to play for Oklahoma. The former five-star prospect gave his pledge to play for the Sooners in January of 2022 after it had already been announced that they planned to leave the Big 12. Now he enters his first year as starting quarterback in Norman during what will also be OU’s inaugural season in the SEC. Speaking on The Paul Finebaum Show on Tuesday, Arnold explained how he grew up with watching the SEC and one day hoped to play in it. CLICK HERE to go to PrizePicks and use code ON3 to receive a guaranteed $5…