1. The problem asks to state the clarity of each question related to the topic of the unit. 2. This is a qualitative assessment task, not a mathematical problem. 3. Clarity in questions means how clearly the question is stated, how well it relates to the topic, and how understandable it is. 4. To assess clarity, one should check if the question uses precise language, avoids ambiguity, and directly addresses the unit's concepts. 5. Since this is not a math problem, no formulas or calculations are needed. 6. The answer involves reviewing each question and rating or describing its clarity based on the above criteria.