Answer: Darwin had stated in The Origin of Species that “all the organic beings which have ever lived on this Earth may be descended from some primordial form”,
Explanation:
The Earth is around 4.6 billion years old. Earth has a slightly squashed sphere, measuring 7,973 miles (12,756 km) in the diameter at the equator.
The correct answer for this question is "Epiglottis". The Epiglottis is responsible for cutting off the passage way to the airway while swallowing/eating food to prevent the food from being inhaled by the body.The Epiglottis has a leaf-like shape structure with a cartilage that covers the passage way into the air ways of the body.
An autonomous car is a vehicle capable of sensing its environment and operating without human involvement. A human passenger is not required to take control of the vehicle at any time, nor is a human passenger required to be present in the vehicle at all. An autonomous car can go anywhere a traditional car goes and do everything that an experienced human driver does.