Each of two boxes contains three chips numbered $$1$$, $$2$$, and $$3$$. A chip is drawn randomly from each box and the numbers on the two chips are multiplied. What is the probability that their product is even? (2015 AMC 8 Problem, Question \#7) 
选项为:A:$$\frac{1}{9}$$  B:$$\frac{2}{9}$$  C:$$\frac{4}{9}$$  D:$$\frac{1}{2}$$  E:$$\frac{5}{9}$$  请回答其中一个选项.