What are the expected customer service standards and techniques that an APO may need to apply when dealing with a refusal to a screening process? Select the correct answer. An APO must remain professional at all times At no time is an APO to make any physical contact with a person or escalate a conflict. An APO should always be polite and assertive An APO should use effective communication skills and take particular care when dealing with a screening process refusals/conflicts All of the above