The impossibility of straight answers.

Warm-up is something not discussed but is used in all sorts of ways. Here is a great example of what might be called leading questions but may also be seen as warm-up.

Sir Humphrey Appleby demonstrates the use of leading questions to skew an opinion survey to support or oppose National Service (Military Conscription).

Taken from the 1st Season of Yes Prime Minister - Episode 2, The Ministerial Broadcast.

Yes Prime Minister is a British political satire/ comedy that was aired in the 1980s. The original copyright belongs to BBC.

Usage of this clip constitutes fair use for the purpose of education.