Rate the following argument fragment on its writing, argument, and language skills:
Concluding Statement: Finally The Face on Mars is a natural landscape. Even though most people may argue over what it really is or who made it, there is enough information to prove that it is a natural landform. According to Garvin, people need to use the rule of thumb, and he believes that its the size of a natural landfrom, and some people say it was covered by an alien haze or it just could have been because of the cloudy weather.

Score: 1