A because it showing how happy the scientist was.
A. happy that's your answer
Answer:
this is long did you answer this one yet??
1. He, me
2. My, her, their, bikes
3. Wisdom, strength
4. Marbles
5. My
6. Park
7. Herd of cattle
8. Brick, building
9. English
10. I, my, village
11. Girls, Math
12. Rubber, tree
13. Alaska
14. I, my
15. Ball, glass, window
16. Troop of soldiers
Explanation:
gravel
