The following are advantages of spin-offs: 1) They widen investor choice by allowing them to invest in just one part of the business. II) They can improve incentives for managers. III) By spinning off businesses with "poor fit," parent firms can concentrate on their core businesses. IV) They relieve investors of the worry that funds will be siphoned off from one business to support unprofitable capital investments in another. Multiple Choice I and II only I, II, and III only I, II, III, and IV III and IV only