Select all sentences that use the standard tense for the stated time frame.
We have completed the survey last month.
The application period is still open, and I have not received a reply yet.✓Respuesta correcta
Mina lived here since 2020 and still lives here today.
The replacement part arrived two hours ago.✓Respuesta correcta
Explicación
The open application period correctly takes the present perfect, and ago correctly places the delivery in the past simple. The other sentences attach a perfect form to a finished month or use the past simple for residence explicitly continuing to now.