During the Devonian period,plants evolved which of the following key innovations to overcome the harsh,dry conditions of life on land and flourish?
A) waterproof cuticle, vascular systems, structural support tissues, leaves, roots, seeds, and specialized reproductive structures
B) amniotic eggs with a hard shell, photosynthesis, flowers with protected seeds
C) flowers with protected seeds, photosynthesis, hard-shelled amniotic eggs
D) photosynthesis, flowers with protected seeds, waterproof cuticle
Correct Answer:
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