Past Simple: Which sentence is correct?

Choose the right answer.

1. Which sentence is correct?

Was Darren bought a car?
Did Darren bought a car?
Did Darren buy a car?

2. Which sentence is correct?

Who did to the store go?
Who did went to the store?
Who went to the store?

3. Which sentence is correct?

Why she went home early?
Why did she go home early?
Why did she goes home early?

4. Which sentence is correct?

Where Julia and Matt ate dinner?
Where did Julia and Matt eat dinner?
Where did Julia and Matt was ate dinner?

5.Which sentence is correct?

Who did he talk to?
Who did he talk?
Who he talked to?