The correct statements from the following are : (A) $Tl^{3+}$ is a powerful oxidising agent (B) $Al^{3+}$ does not get reduced easily (C) Both $Al^{3+}$ and $Tl^{3+}$ are very stable in solution (D) $Tl^{1+}$ is more stable than $Tl^{3+}$ (E) $Al^{3+}$ and $Tl^{1+}$ are highly stable Choose the correct answer from the options given below :