Like alkali metals, the alkaline earth metals also dissolve in liquid ammonia. Which of the following is/are correct statement(s)? 1) Be and Mg show poor reaction. II) The colour of the solution is deep blue - black II) Under suitable conditions [M(NH3)6*+ can be recovered (A) Only I| (B) Il and III both (C) I and II both (D) All of I. Il and III