Answer:
Animal by-products.
The USDA (United States Department of Agriculture) defines an animal product as anything made from an animal, excluding muscle meat.
Based on the options given, the most likely answer to this query is
A. Some animals exhibit similar stages in embryonic development. Embryonic development is where a fertilized egg undergoes similar development with other animals.
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The answer to this question is Fossil Fuels
Answer is b explanation is because it’s the only one I think makes sense
