No one knows for certain what will happen until after the schools release their application numbers. The general advice is to submit your SAT or ACT score if it’s within the 25th-75th percentile range.
Getting into at least one T20 is never a guarantee, especially this year with deferrals at the top-most schools—make sure to apply widely (safeties, matches, and reaches,) and hope for the best! 
ED’s usually a boost compared to RD, but it’s only a boost if you match WHAT the T20 is looking for (strong academics and extracurricular activities, a interest in the Open Curriculum, Core Curriculum, specific opportunities etc.