Answer: Leaders will highlight the positives of every situation to make themselves seem competent.
Card-stacking is a propaganda technique. It refers to the manipulation of an audience by altering their perception on an issue by emphasizing one side and repressing another one. This is done through speeches, media bias or censorship. It is used by political candidates to discredit their opponents and make themselves seem more competent.
In this example, Squealer is trying to make Napoleon look cunning and clever because he was not "fooled" by Frederick into accepting a cheque. However, the animals do not know that a cheque is just as good as money and that Napoleon is actually ignorant, not capable.
On average 30 mins but… if you mean the ENTIRE show 4 hours for sure
You should notify the nearest authorities who can assist. It is mandatory to help fellow boaters at sea when they are in distress, but this duty is waived if helping them will jeopardy your own safety. In this kind of situation, the best thing to do is to help them to get the needed help from appropriate sources.