Consider the following statements regarding Article 323 A and 323 B:

1. While 323A contemplates establishment of tribunals for public service matters only, Article 323B contemplates establishment of tribunals for certain other matters such as taxation,land reforms etc.

2. While Tribunals under 323A can be established both by parliament and state legislatures, tribunals under 323B can be established only by the Parliament.

3. Under article 323A , only one tribunal for the centre and one for each state or two or more states may be established i.e. there is no hierarchy of tribunals, whereas under article 323B, a hierarchy of tribunals may be created.

Which of the above statements is/are correct?