(2) The immunity provided in subsection (1) of this section shall not apply to:
(a) Any person whose act or omission caused in whole or in part the occurrence resulting in the damages for which the action is brought and who would otherwise be liable for the damages.
(b) Any person who receives compensation other than reimbursement for expenses for the person’s service in providing such assistance, training or advice.
(c) The liability of any person for damages resulting from the person’s gross negligence or from the person’s reckless, wanton or intentional misconduct.
(d) Any activity for which a person is otherwise strictly liable without regard to fault. [1987 c.332 §2]