Which pair of concepts is related in the same way that sex is related to gender?

Name: Which pair of concepts is related in the same way that sex is related to gender?
Brand: Quizplus
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Question

Quizplus · Accepted Answer

Sex and biology have to do with physical and genetic characteristics while gender and psychology refer to social and cultural roles, expectations and expressions. Similarly, unfixed and fixed, old and new, and complex and simple refer to opposite concepts with no clear contextual relationship, making them incorrect choices.

Which Pair of Concepts Is Related in the Same Way