Consider the following statements regarding criticisms of Fundamental Duties:

1. The list is considered non-exhaustive because it omits responsibilities such as voting, paying taxes and family planning.
2. Expressions such as “noble ideals”, “composite culture” and “scientific temper” have been criticised as vague.
3. Their non-justiciable character has led critics to describe them as a code of moral precepts.
4. Critics generally approved their placement in Part IVA as giving them status equal to Fundamental Rights.

Which of the statements given above are correct?