Answer:
C) very, very happy
Explanation:
the phrase "on top of world" is used to describe the feeling of joy, or extreme happiness.
"she" would be the pronoun.
You can rewrite this question as "She is your best friend?"
So in that case, "she" would be the subject.
In English, you just switch around "is" and the subject to make a question and make it sound Englishy
PS in Italian (and probably other languages) you would just say "She is your best friend?"
The meter from this line is pentameter, and to be more precise, this is an iambic pentameter.
Iambic means that the first syllable in the line is unstressed, and that it is followed by a stressed one. Here, you can see that DO in the beginning is unstressed, and the accent is placed on the second syllable, NOT. Pentameter means that there are five meters (penta means 5), and given that one meter consists of 2 syllables approximately, pentameter consists of 10 syllables in each line.
According to the description of this job, that person is keen on to express himself, to share his ideas. Since the environment is active, there is going to be an exchange of ideas and the job would be research-based. Therefore, the jobs related to marketing and PR would be better match for this person.