[amp_mcq option1=”51%” option2=”61%” option3=”71%” option4=”91%” correct=”option3″]
The correct answer is: C. 71%
The ocean covers 71% of Earth’s surface. It is the largest habitat on Earth, and it is home to a vast array of life. The ocean plays a vital role in regulating the Earth’s climate, and it is a major source of food and resources for humans.
Option A is incorrect because the ocean covers 71% of Earth’s surface, not 51%.
Option B is incorrect because the ocean covers 71% of Earth’s surface, not 61%.
Option D is incorrect because the ocean covers 71% of Earth’s surface, not 91%.