Sec. 9. A lease entered into under this chapter may provide that as part of the lease rental for the school building or buildings the lessee or lessees shall:
(1) pay all taxes and assessments levied against or on account of the leased property;
(2) maintain insurance on the leased property for the benefit of the lessor corporation; and
(3) assume all responsibilities for repair and alterations of the leased property during the term of the lease.