The Administrative Procedure Act States That Agencies Must Take What

The Administrative Procedure Act states that agencies must take what step before issuing new rules?

A) They must ask the president to initiate the new rule.
B) They must allow Congress to vote on any new rule.
C) They must seek approval from the federal courts.
D) They must allow the public to vote on any new rule.
E) They must allow interested parties to express their opinions.