File as former dictator's relatives moved to prison

What do you think the speaker is trying to convey with the phrase 'do? Yeah.'?

How does the tone of the phrase 'do? Yeah.' affect its meaning?

In what context might the phrase 'do? Yeah.' be used effectively?

What emotions or reactions could the phrase 'do? Yeah.' evoke in a listener?

Can you think of a situation where 'do? Yeah.' might lead to misunderstanding? Explain.