If they don’t offer them that’s a plus. If you took 7 of 7 offered, that’s great.
Schools want to see 2-3 ECs that you dive headfirst into…not a long list.
You need to focus your attention on preparing your best app, not worried about changing things.
Again because you have 3 safeties you can do as you want but I can tell you are taking a huge risk with ED. You don’t want the oh crap, I can’t afford it, how do I get out of it scenario. Apply RD