Answer:
Say on which day Mr. Meier, Ms. Meier, Marco or Katrina did this
have!
1. Katrina's mother was reading something on a bench.
2. Marco's father did something to his car.
3. Mr. Meier came home later.
4. A few guests visited Meiers.
5. Katrina's brother spoke on the phone.
6. Katrina didn't do her work for school.
7. Both parents bought something for Marco.
Step-by-step explanation: