Plz explain this question.... us, which is used dp(t) to find th

SECTION-(B) MULTIPLE SELECT QUESTIONS (MSa) The radial distribution function [P()1 is used to determine the most probable radius, which is used dP(T) to find the electron in a given orbital for 1s-orbital of hydrogen like atom having atot? dP)-0; one antinode is (A) At the point of maximum value of radial distribution function dr present (B) Most probable radius of Li2 ispm a Most probable radius of He' isPm 2 (C) (D) Most probable radius of hydrogen atom is a, pm