If Only a Few People Are Affected by an Externality,what

Multiple Choice

If only a few people are affected by an externality,what will likely happen

A) Corrective taxes will provide the most efficient solution to the externality.
B) Command-and-control regulation will provide the most efficient solution to the externality.
C) A private solution to the inefficiency will occur.
D) A private solution will be very difficult to negotiate.