Answer:
d. none of the above. In pursuing its own best interests, Firm A will in no case concede that cigarette smoke causes cancer
Step-by-step explanation:
The given scenario is a classic case of prisoner's dilemma.
Individuals in a given situation tend to tend to not cooperates or confess even if doing so is in their best interest.
Rationally Firm A will have the incentive of a lower liability in the suit brought against them. But they will in no situation admit that cigarette smoke causes cancer. Even if Firm B admits to it.
The best interest for Firm A will be not to admit and maintain their sales as this will affect their business adversely