Answer:
1. I am stronger than him.
2. Mercury is smaller than the rest of the planets in the solar system.
3. Iron is known as the most useful metal.
4. Dechen is the prettiest girl in school.
5. He was the greatest of the other men.
6. Mango is the sweetest friut.
7. China is the largest country in the world.
8. She lifted the vase carefully.
9. Let us sing a song of bravery on the stage.
10. He is braver than a lion.
Sorry if i was late, hope it helps ☆
I believe the answer is C. motivation.
Something that tarnishes easily is metal !
They are considered a reliable source
