Mascara being applied to eyelashes

The transcript contains a brief statement indicating agreement or acceptance.

What does the phrase 'Yeah, that's fine' imply about the speaker's attitude?

In what contexts might someone say 'Yeah, that's fine'?

How might the tone of voice affect the meaning of 'Yeah, that's fine'?

What are some alternative phrases that convey a similar meaning to 'Yeah, that's fine'?

Can 'Yeah, that's fine' be interpreted differently based on the situation? Explain your reasoning.