Question

Why is Earth considered as the home of humankind ?

Answer 1

Because our earliest sources of information are from humans who resided on Earth. Besides as of now there are no signs of life, much less human life on other planets.

Answer 2

Earth is considered as the home of human because, all the essential components which are need for lives of human beings such as optimum temperature,air, water, settlements etc. are only present on earth among the eight planets.