Which statements are most accurate regarding the following classes?

class A $\{$

private int i;

protected int j;

$\}$

class B extends A $\{$

private int k;

protected int m;

$\}$

Group of answer choices

An object of B contains data fields k$,$ m$.$

An object of B contains data fields i$,$ j$,$ k$,$ m$.$

An object of B contains data fields j$,$ k$,$ m$.$

An object of B contains data fields j$,$ m$.$