Among the purposes of defensive strategies are toMultiple Choiceaggressively retaliate against rivals pursuing offensive strategies and prevent price wars.restrict a competitive attack by a challenger, weaken the impact of any attack that occurs, and influence challengers to aim their offensive efforts at other rivals.guard against adverse changes in the company$$s macro$-$environment and insulate the company from the impact of industry$-$driving forces.strengthen a company$$s competitive advantage and reduce its exposure to business risk.eliminate a company$$s resource weaknesses and competitive deficiencies, thereby making it invulnerable to competitive attack from would$-$be challengers.