American interest in mixed martial arts is growing. both male and female athletes are invited to compete, although this sport is not recommended for the prima donna. this full contact fighting combines various martial arts techniques so fighters with different styles can compete against each other. this intriguing sport has convinced more than one athlete that he is not, in fact, the alpha and the omega! many people think that all combative sports should be strictly monitored and regulated by state commissions. it is obvious that the ultimate fighting championship (ufc) is an organization that promotes combative athletic events. state athletic commissions should strictly monitor and regulate the ufc. which best supports the claim that the argument in the last three sentences of section one is valid? a) it is possible for both its premises to be true and its conclusion to be false. b) the premise can be determined to be true and the conclusion follows that premise. c) some support for the valid conclusion must exist to demonstrate its truth. d) this argument is valid because it leads to its own conclusion.