Question

how careless you are ! Which sentence is this​

Answer 1

Answer:

How careless YOU ARE! / ARE YOU?

This is not my homework.

How careless are you?

How careless you are!

I think that both of the above are correct and the first one falls in the category of interrogative sentence and that's why helping verb comes before the subject and the second subject falls under the category of exclamatory sentences and that's why the helping verb comes after the subject.

Explanation:

pls follow me

Answer 2

Answer:

Exclamatory sentence.