I think its d because all those answer choices are details the support the answer d
Answer: Colonization ruptured many ecosystems, bringing in new organisms while eliminating others. The Europeans brought many diseases with them that decimated Native American populations. Colonists and Native Americans alike looked to new plants as possible medicinal resources. Native Americans resisted the efforts of the Europeans to gain more land and control during the colonial period, but they struggled to do so against a sea of problems, including new diseases, the slave trade, and an ever-growing European population. Colonialism's impacts include environmental degradation, the spread of disease, economic instability, ethnic rivalries, and human rights violations—issues that can long outlast one group's colonial rule. According to other authors, the social impact of colonialism depended on the number settlers of European origin, colonially-induced labor migration and the level of colonial investment in the health and education sector. Related to that were different practices of ethnic and/or religious discrimination or privileges.
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