What is the reason?

View the Exhibit and examine the code in the PL/SQL block.

The PL/SQL block generates an error on execution. What is the reason?

A.
The DELETE(n) method cannot be used with varrays.

B.
The DELETE(n) method cannot be used with nested tables.

C.
The NEXT method cannot be used with an associative array with VARCHAR2 key values.

D.
The NEXT method cannot be used with a nested table from which an element has been
deleted.