The closest relatives of the familiar pine and spruce trees are

Question

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The closest relatives of pine and spruce trees are other gymnosperms, namely gnetophytes, cycads, and ginkgoes. A is incorrect because ferns, horsetails, lycophytes, and club mosses are not gymnosperms. B is incorrect because hornworts, liverworts, and mosses are all non-vascular plants and not related to gymnosperms. D is incorrect because elms, maples, and aspens are all angiosperms and not related to gymnosperms.

The Closest Relatives of the Familiar Pine and Spruce Trees