Evaluate these statements: CREATE TABLE purchase_orders - (po_idNUMBER(4), po_dateTIMESTAMP, supplier_idNUM8ER(6), po_totalNUMBER(8,2), CONSTRAINT order_pk PRIMARY KEY(po_id)) PARTITIONBYRANGE(po_date) (PARTITIONQ1 VALUESLESSTHAN (TO_DATE(`01-apr-2007`,`dd-mon-yyyy`)), PARTITIONQ2VALUESLESSTHAN(TO_DATE(`01-jul-2007`,`dd- mon-yyyy`)), PARTITIONQ3VALUESLESSTHAN (TO~DATE(`01-oct-2007`,`dd-non-yyyy`)), PARTITIONQ4VALUESLESSTHAN (TO_DATE(`Ol- jan-2008`,`dd-non-yyyy`))); CREATETABLEpurchase_order_items - (po_idNUM3ER(4)NOTNULL, product_idNUMBER(6)NOTNULL, unit_prlceNUMBER(8,2), quantity NUMBER(8), CONSTRAINTpo_items_f k - FOREIGNKEY(po_id)REFERENCESpurchase_orders(po_id) ) PARTITIONBYREFERENCE(po_items_fk); Which two statements are true? 

Answer options:

A. Partitions of purchase_order_items are assigned unique names based on a sequence.
B. The purchase_orders and purchase_order_items tables are created with four partitioneach.
C. purchase_order_items table partitions exist in the same tablespaces as the purchase_orders table partitions.
D. The purckase_order_:teks table inherits the partitioning key by duplicating the key columns from the parent table.
E. Partition maintenance operations on the purchase_order_items table require disabling the foreign key constraint.

CE