Can you post the actual question with the shown sentences?
1. His collection of paintings ARE valuable and rare.
2. The flight of the stair to the temple IS under repair.
3. The internet PROVIDES a wealth of information for the users.
4. A fleet of antique cars PASS by the road every Sunday morning.
5. This string of pearls COSTS a lot of money.
Can you add a picture to see the map so i can answer it for you
Could you please add the excerpt?
Answer: im sorry but what experiment are you talking about?