STUDENT Observe the table STUDENT: STUDENT StudentHD D111 D222 D333 D444 D555 Class Freshmarn Fresman SSN ame Trevor 222-22-2222 333-33-3333 Conor 444-44-4444 555-55-5555 Conmor Parker Sophomore Sopkomore This table will be used for the following questions citing table STUDENT. Which of the following queries on table STUDENT will return number 2 as a result? Select one: O a. SELECT COUNT(DISTINCT class) FROM student; b. SELECT COUNT(name) FROM student O C. SELECT COUNT(class) FROM student; O d. SELECT COUNT(*) FROM student