Pointtopoint correspondence is a property of a verbal operant where the beginning middle and end of the verbal stimulus matches the beginning middle and end of the verbal response This means that parts of the stimulus control parts of the response and the entire response product is identical to the stimulus In the given options A Seeing a rabbit and saying rabbit lacks pointtopoint correspondence because the stimulus is a physical object and the response is a sound they are not identical This is an example of a tact B When you write down the phone number exactly as it was texted to you there is pointtopoint correspondence The textual stimulus the texted number and the written response the number on paper are identical in their sequence of elements While the forms texted vs written are different the content has pointtopoint correspondence If the forms were the same eg writing down a number you read from a written sign it would also have formal similarity C The cashiers question and your reply involve spoken language formal similarity but the responses are not identical to the stimuli thus lacking pointtopoint correspondence This is an example of an intraverbal D Reading a Stop sign aloud and saying Stop demonstrates pointtopoint correspondence the letters in Stop evoke the sounds Stop This is a textual operant However option B is also a strong example of pointtopoint correspondence even if it lacks formal similarity texted form vs written form