text: (c)the gathering is reasonably necessary—(i)for work purposes, or for the provision of voluntary or charitable services,(ii)for the purposes of education or training,(iii)for the purposes of childcare provided by a person registered under Part 3 of the Childcare Act 2006, or as part of supervised activities provided for children,(iv)to provide emergency assistance,(v)to enable one or more persons in the gathering to avoid injury or illness or to escape a risk of harm, or