Discover how IDNLearn.com can help you learn and grow with its extensive Q&A platform. Explore thousands of verified answers from experts and find the solutions you need, no matter the topic.

The Earth is the only planet known to support life. Which of the following is a major contributing factor to the Earth's ability to support
life?

A) The Earth has a magnetic field with north and south poles

B) The earth has an iron-rich core and is made mostly of rock

C) The Earth orbits the Sun and is orbited by the moon

D) The Earth is surrounded by a layer of air that includes oxygen