How to deal with attitude 10 year old

[purpleme12]

How do you deal with a child giving you attitude?
What is the best way?

Remaining calm, talking with them and putting appropriate sanctions in place if necessary.

Remain calm, polite, model to them the tone you expect them to use.

It's just so often

She has some challenging behaviour anyway. But it's wearing when the attitude comes out so often

Not working
I've given consequence
If anything it gets worse
It's so upsetting