Answer:
B.
The tales showed a smaller trickster conquering more powerful figures, who represented enslavers
<span>He made tax collectors permanent government officials and paid them regular wages.</span>
The answer is B. Highest benefit and lowest cost. You can eliminate option A because high consequence and low benefit is a bad deal. And eliminate C because high cost and low incentive is not appealing. And eliminate D because high incentive and low benefit does not accomplish objective.
The wall instead helped Kennedy to find a solution to reduce preexisting tension between USA and USSR in Berlin.