Question

what is sadness???????​

Answer 1

Answer:

Zoology is the branch of biology that studies the animal kingdom, including the structure, embryology, evolution, classification, habits, and distribution of all animals, both living and extinct, and how they interact with their ecosystems. The term is derived from Ancient Greek ζῷον, zōion, and λόγος, logos.

Step-by-step explanation:

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Answer 2

Answer:

sadness is a felling it comes when we are in depression and tension