RadioGroup rg1 = (RadioGroup) view.findViewById(R.id.radioGroup1);
rg1.setOnCheckedChangeListener(new RadioGroup.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(RadioGroup group, int checkedId) {
if (checkedId == R.id.radioButton2) {
Toast.makeText(getActivity(), "True", Toast.LENGTH_SHORT).show();
checked[1] = true;
answer[1] = true;
} else {
checked[1] = true;