$24.$ One of the techniques to avoid groupthink is $$Face $$ Saving Mechanism$($Thompson P$.176),$ which explains: $$Often$,$ face$-$saving concerns prevent people from changing course, even when the current course is clearly doubtful. Teams that are given an excuse $[$mechanism$]$ for poor performance before knowing the outcome of their decision are less likely to succumb to groupthink than teams that do not have$.$ In other words, leaders provide external scapegoat for the team failure in advance, to protect them. $(1$ PARAGRAPH $5$ LINES for each part$)(25$ Points$)$

a$.$ Explain how this can be explained as an intentional reversal of fundamental attribution error $($Thompson$,$ P$.57)$ with positive consequences.

b$.$ Subsequently, explain how this technique appears to contradict Jim Collins$$ observation of visionary leaders$$ attitude towards luck: $$looking into the mirror, or out the window$.$ But in fact, it confirms it $($find the GENIUS OF AND$).$