The Cretaceous–Paleogene (K–Pg) extinction event (also known as the Cretaceous–Tertiary (K–T) extinction) was a sudden mass extinction of three-quarters of the plant and animal species on Earth, approximately 66 million years ago.
Answer:
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Explanation:
its correct
Pigments absorb light used in photosynthesis.Set of wavelengths that a pigment doesn't absorb are reflected.
D. All of the above are true.
