Which of these choices arranges the acids from weakest to strongest?
1) CBr3(C)/OO HCH₃(C)/OO
2) H(CH₃)3C(C)/OO H CBr3(C)/OO
3) H(CH₃)3C(C)/OO H CH₃(C)/OO
4) H(CH₃)3C(C)/OO H(CH₃)