Rate the following argument fragment on its writing, argument, and language skills:
Evidence: If life was on Mars, we would know by now. The reason why I think it is a natural landform because, nobody live on Mars in order to create the figure. It says in paragraph 9, "It's not easy to target Cydonia," in which he is saying that its not easy to know if it is a natural landform at this point. In all that they're saying, its probably a natural landform.

Score: 1