A Problem Facing the Timber Industry Is the Absence of Any

A problem facing the timber industry is the absence of any effective way to prove that rain forest timber was legally logged from places like Indonesia,where as much as 80 percent is the product of illegal logging.Companies such as The Home Depot do not want to sell timber from illegally logged forests even though the demand is great for timber from rain forests.
-Refer to Timber Industry.Why will exchanges between The Home Depot and companies that are selling illegally logged timber not occur?

A) One party believes it is inappropriate to deal with the other party.
B) Only one party is free to accept the exchange offer.
C) Neither party has something of value to bring to the exchange.
D) Neither party sees the exchange as producing value.