Lawrence Sullivan "Sul" Ross (pictured here) served in all of the following roles EXCEPT (C) U.S. Senator for the state of Texas.
Step-by-step explanation:
Lawrence Sullivan Ross was born on September 27, 1838 in Bentonsport, Iowa Territory. In the year 1839 his family moved to Texas and in the year 1849 his family settled at Waco. he was the was the 19th Governor of Texas and also acted as a Confederate States Army general during the American Civil War, and was the president of the Agricultural and Mechanical College of Texas, which is know as the Texas A&M University.
Thus we can say that Lawrence Sullivan "Sul" Ross (pictured here) served in all of the following roles EXCEPT (C) U.S. Senator for the state of Texas.