Question

Select the verb form that would best complete this command. ¡________ cuidado con el fuego! Tienes Tienen Tiene Ten

Answer 1

are you talking to your friend or to a adult?

Answer 2

ten

Answer 3

Hello:
You need an imperative form, right?
So, if you just remember what the present simple verb forms for <<tener>> are, you will come up with all the verb forms you gave as options - - except for the imperative, which is your answer. So...

TENER (presente de indicativo)
yo tengo
tu tienes
el ...
...

Hope this helps!
Blessings