Numero De Serial Do Nero 3.1.0.25 What Is The Correct Answer To This French Question?

What is the correct answer to this French question? - numero de serial do nero 3.1.0.25

I use the phone number of Mireille?

"Yes, ask yourself,
"Yes, ask the

Moreover, it is likely the correct conjugation of "demand" for an answer? I'm trying to understand the direct object pronouns.