Which of the following indicates the proper order regarding how to solve an ethical dilemma？ （）。 ①identify feasible options（）②define the problem and collect facts ③select the best option（）④assess the effect of each option（）⑤establish criteria for determining the most appropriate action

A.①②③④⑤

B.②①④⑤③

C.⑤④②①③

D.②⑤④①③

正确答案：②①④⑤③