Answer:
1. Afirmativo: díganmelo.
Negativo: no me lo digan.
2. Afirmativo: Salga
Negativo: No salga
3. Afirmativo: Sírvannoslo
Negativo: No nos lo sirvan.
4. Afirmativo: Bárrala
Negativo: No la barra.
5. Afirmativo: Hágalo.
Negativo: No lo haga.
Explanation:
The imperative mode is used to give orders, requests or wishes. The imperative has its own forms only in the second person of the plural and the singular (tu, vosotros) in the rest of the people we use the subjunctive mode.
This verbs are the verbs that tell someone to do something.
The correct answer is:
A. David ha abierto la lata.
"David ha abierto la lata", is the best Spanish equivalent to, "David has opened the can".

1. Tengo; traigo
tht would b the correct answer