Which two statements are true about the output?

Evaluate the following SELECT statement and view the exhibit to examine its output:
SELECT constraint_name, constraint_type, search_condition, r_constraint_name,
delete_rule, status,
FROM user_constraints
WHERE table_name = ‘ORDERS’;
CONSTRAINT_NAME CON SEARCH_CONDITI
ON
R_CONSTRAINT_NAME DELETE_RULE STATUS
ORDER_DATE_NN C “ORDER_DATE” IS
NOT NULL
ENABLED
ORDER_CUSTOMER_ID_
NN
C “CUSTOMER_ID” IS
NOT NULL
ENABLED
ORDER_MODE_LOV C order _mode in
(‘direct’,
‘online’)
ENABLED
ORDER TOTAL MIN C order total >= 0 ENABLED
ORDER PK P ENABLED
ORDERS CUSTOMER ID R CUSTOMERS ID SET NULL ENABLED
ORDERS SALES REP R EMP EMP ID SET NULL ENABLED
Which two statements are true about the output? (Choose two.)

A.
The R_CONSTRAINT_NAME column gives the alternative name for the constraint.

B.
In the second column, ‘c’ indicates a check constraint.

C.
The STATUS column indicates whether the table is currently in use.

D.
The column DELETE_RULE decides the state of the related rows in the child table when the corresponding
row is deleted from the parent table.