Adam, ben, and craig are equal owners of abc co. following a meeting with their financial adviser, adam, ben, and craig decided to secure their business against death, disability, and retirement. upon such event, abc co. will have the option to purchase the interest of the owner who has died, become disabled, or retired. which one of the following correctly identifies the business succession technique that should be used to meet the owners' objectives?

a) an entity purchase agreement
b) a cross-purchase agreement
c) a section 303 stock redemption plan
d) a self-canceling installment note