(a)the Other Instruments fulfil the conditions laid down in paragraph 2 of this Article;
(b)the Other Instruments are linked to an Additional Tier 1 instrument or Tier 2 instrument and fulfil the conditions laid down in paragraph 3 of this Article;
(c)the Other Instruments are linked to an instrument which would be an Additional Tier 1 instrument or Tier 2 instrument but for the fact that it is issued by a parent undertaking of the investment firm which is outside the scope of consolidation pursuant to Part One, Title II, Chapter 2, of Regulation (EU) No 575/2013 and the Other Instruments fulfil the conditions laid down in paragraph 4.