（）回答"What's this（这是什么）”的句子，下列哪个句子能用

(1)是否存在纯策略的纳什均衡？如果存在，请指出。

(2)如果两厂商都采用极大化极小策略，结果会怎样？

(3)如果厂商1采用极大化极小策略，厂商2得知后，它会怎样做？

Two competing firms are each planning to introduce a new product. Each firm will decide whether to produce Product A, Product B, or Product C. They will make their choices at the same time. The resulting payoffs are shown below.

We are given the following payoff matrix，which describes a product introduction game:

a, Are there any Nash equilateral in pure strategies？ If so, what are they？

b. If both firms use maximin strategies, what outcome will result？

c. If Firm 1 uses a maximin strategy，and Firm 2 knows, what will Firm 2 do？

A、What is the person over there

B、Who’s talking over there

C、What are they doing

D、Which is that

A.that

B.why

C.what

D.which

A.Aren’t you？

B.Are you？

C.You aren’t？

A、I’d like to buy something by Nike

B、It’s very beautiful

C、That’s three hundred yuan

D、Yes, but not frequently

A.with

B.about

C.for

D.to

A.Where

B.What

C.re