If disaster should befall the larger chick the parent can switch to feeding the youngest and it will exhibit a constant growth curve from the day of active feeding. From Wikipedia
Simply send them a letter (with proof of delivery) using the contact information found on your credit report. Generally they have 30 days to investigate and get back to you, or the information must be removed.
but as you make on time payments the impact of these negative marks will fade a late payment drops off your credit report entirely after seven years if you re more than 30 days behind the best thing you can do is to make at least the minimum payment as soon as possible