Earth is the only planet in the solar system were living organisms are found. Not only that earth also consists of air,water,soil and land which are the most important elements for living organisms to survive. The temperature of earth is also favourable for living.As a whole living is possible in the earth so it is different from other planets in solar system.
No, it is not because he needed to eat.
Answer:
D. The expectations and knowledge of the audience
Answer:
C. perplexed
Explanation:
Perplexed is a word that you can use in place of confused, mystified...etc
They are all synonyms of each other.
I would say roman numerals because they look more sophisticated, but I don't think it should matter.