question_answer

If it is possible to from a number with the  second, the fifth and the eighth digits of the number 3 1 5 4 9 7 8 6, which is the perfect  square of a two-digit even number, which of the following will be the second digit of the  even number?

A)  2                                

B)  4

C)  6                    

D)  No such number can be format