What can you infer about kovaloff’s character?

Which of the following is an example of an author’s purpose for using first-person point of view?

Which of the following is best written: 1. my favorite day of the year is july 24 my birthday 2. my favorite day, of the year, is july 24 my birthday 3. my favorite day of the year is july 24-my birthday 4. my favorite day of the year is (july 24) my birthday

Which is it? the desert is than the mountains? 1. drier 2. more dry