Which sentence contains an error in its mixed-conditional link from a stated past decision to an explicit present result?
If Dana had studied acoustics, she would design concert halls now.
If the council had retained the depot, it would serve as a clinic now.
If Pavel had bought the hostel in 2019, he would have run it now.✓Correct answer
If Yara had learned sign language at school, she would interpret meetings now.
Explanation
The hostel sentence is erroneous because would have run makes the consequence past while today marks it as present. The booking was the unreal past condition, but the business situation needs would run.