Assume you have added eight new orders to the ORDERS table. Which of the following is true?
a. Other users can view the new orders as soon as you execute the INSERT INTO command.
b. Other users can view the new orders as soon as you issue a ROLLBACK command.
c. Other users can view the new orders as soon as you exit the system or execute a COMMIT command.
d. Other users can view the new orders only if they place an exclusive lock on the table.