Task Achievement
The task is adequately addressed with descriptions of key features and an overall comparison. However, some areas lack detailed explanation.
Lexical Resource
The range of vocabulary is adequate but lacks sophistication. Some repetition and incorrect word choice lower the score.
Coherence & Cohesion
The text is well-organized with clear paragraphs. It follows a logical sequence in describing the changes over the years. However, the use of cohesive devices is limited, and connections between ideas could be stronger.
Grammatical Range
The grammatical range is basic, with mostly simple and compound sentences. There are a few grammatical errors.