If the italicized word in the sentence is <em>who, </em>then the correct answer is that it is an <em />interrogative pronoun, which means that is asks a certain question.
Answer:
Infinitive: to ski
use: noun
pretty sure thats correct ;)
Explanation:
7. Happier
8. Taller
9. The most beautiful
10. More expensive
11. Biggest
12. Healthier