Answer:
OC: data comparing the cost of the average school uniform versus regular clothes
Explanation:
the other options can be used against school uniforms.
Part A. The correct answer is C. While their rights were limited and their relationship with locals shaky, metics had the opportunity of social mobility and full citizenship status, for either themselves or their children.
Part B. The correct answer is C. “Despite the suspicions and prejudices against foreign “barbarians” which often crop up in literary sources, there were cases when metoikoi did manage to become full citizens after a suitable display of loyalty and contribution to the good of the host state.” (Paragraph 16)
Explanation: In "Greek Society" by Mark Cartwright, the author explains that while foreigners were mostly a recognized class, their residence granted them a lower status compared to local citizens. However, achieving full citizenship was possible for the xenoi.