A. 1. el 2. yo 3. nosotras 4. usted 5. ustedes 6. tu 7. ellos 8.ella
B. 1. va 2. van 3. voy 4. vamos 5. vas 6. va 7. van 8. va
C. 1. voy 2. van 3. vamos 4. vas 5. va
¿Qual es el precio de (and whatever you are asking for)?
The sentence translates to “The men sell cars.” So I would personally say yes because I do not see anything wrong with it. So yes it is correct.
1,2,4 is “usted” and 3 is “tú”