Correcting Activities Mistake on Submitted Application
Hindsight is often 20-20 and, at this time of year, “The Dean" is always deluged with queries from students who have made errors on their newly-submitted applications and want to know how to amend them. In many cases I suggest doing nothing. I point out that highlighting a missing apostrophe or extra pronoun might even do more harm than good.
But there is a major difference between an activity that you have undertaken for 30 hours a week (that's a big chunk of your time) versus just 3. So, here's what I suggest: