Final answer:
True, Ethnicity is a true fluid category that can change with social and historical context, reflecting the dynamic nature of shared culture, values, and practices.
Step-by-step explanation:
The assertion that ethnicity is a fluid category and can change based on social and historical context is true. Ethnicity reflects shared cultural practices, norms, values, and beliefs, which may include language, religion, and traditions. These aspects of ethnic identity are influenced by a multitude of factors, including geography, history, and politics, making ethnicity a dynamic and often complex concept. Unlike race, which is largely seen as a social construct based on physical characteristics, ethnicity is grounded in cultural practices and can evolve as individuals and groups encounter different influences or make different life choices. This fluidity is evident in how ethnic categories and the understanding of ethnic groups have changed throughout history, with identities often being redefined or reassessed in light of new social constructions or political conditions.