Google doesn't just "see your IP" to sell you ads. They collect a lot more information about you than that, so I don't know why you consider your question to be

Google doesn't just "see your IP" to sell you ads. They collect a lot more information about you than that, so I don't know why you consider your question to be more useful than the one you quoted. Neither one provides enough information for the average person to give an informed answer. They're both equally biased/leading, but in opposite directions.