Data verification techniques are important to ensure data accuracy. For which of these clients is data verification most difficult?

		A client who is hard of hearing can read and confirm printouts of entered data.
		A client who is unable to read can affirm verbally that the information is correct.
		A client who is visually impaired can verbalize which data are correct and incorrect.
		A client who does not speak English can point to the screen to verify correct data.