Answer:
A. Because it applies equally to all businesses, it will have little effect on competition.
Step-by-step explanation:
This policy is meant to apply to any business that changes its buildings or signs. This is, therefore, applicable to all businesses, not only new ones. Moreover, it applies to all buildings equally, with no special concessions for any specific type of business. Because of this, we can assume that the new regulations will have little impact on competition.