Which group was most useful to the spanish?         b native americans     c americans     d british

Keep the garden or greenspace chemical free. Cut down on the use of herbicides and pesticides. Don't purchase single-use plastics. Shop locally, shop organically. Record the wildlife in the environment. Re-use and Recycle. Reduce your carbon footprint. Avoid peat-based composts. Plant pollinator-friendly plants

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That's all I got, I hope this helps