ACF5 (Pro) version has the ability to return the value, the label or both from select, radio and checkbox type fields. There is also an explanation for showing labels listed in the doc for these field types https://www.advancedcustomfields.com/resources/checkbox/, https://www.advancedcustomfields.com/resources/radio-button/, https://www.advancedcustomfields.com/resources/select/
