(ii) the exercise or proposed exercise by the employee of the right under this Act to any form of protective leave or natal care absence, within the meaning of Part IV, or to time off from work to attend ante-natal classes in accordance with section 15A (inserted by section 7 of the Maternity Protection (Amendment) Act 2003), or to time off from work or a reduction of working hours for breastfeeding in accordance with section 15B (inserted by section 8 of the Maternity Protection (Amendment) Act 2003),