For the given sentences, the correct answers are:

10. **C. the**
The sentence would read: "The Thai women wear short blouses, long skirts, scarves and ornaments."

11. **D. The-x**
The sentence would read: "Look! The flowers my mother bought from x market yesterday are blooming." (We use "the" for the flowers, but "x" assumes that the specific market isn't mentioned.)

So the answers are:
10. C
11. D