(a) Pay its indebtedness and obligations in accordance with normal terms; (b) pay all taxes, assessments and governmental charges or levies imposed upon it or upon its income and profits or upon any of its properties before they become in default, except any such tax, assessment or governmental charge that is subject to a Permitted Contest; and (c) pay all lawful claims for labor, materials and supplies or otherwise, which, if unpaid, might become a Lien upon any of its properties, except any such claim that is subject to a Permitted Contest.