(1) On receipt of an application under section 18 , the Secretary may (a) refuse to grant a dispensation excusing the young person from participation in an eligible option; or(b) subject to subsections (2) and (3) , grant a dispensation fully or partially excusing a young person from participation in an eligible option for the period specified in the application or a shorter period.(2) The Secretary may only grant a dispensation fully excusing a young person from participation in an eligible option if satisfied that (a) the young person is unable to participate in any eligible option; or(b) it would be unreasonable in all the circumstances to require the young person to participate in any eligible option.(3) The Secretary may only grant a dispensation partially excusing a young person from participation in an eligible option if satisfied that (a) the young person is unable to participate in an eligible option at a full-time level; or(b) it would be unreasonable in all the circumstances to require the young person to participate in any eligible option at a full-time level.(4) A dispensation may be granted subject to the conditions stated in it.