By the 1830s, farmers were using new fertilizers on crops and feeding artificial feeds to livestock. ... The Agricultural Revolution<span> was a period of technological improvement and increased crop productivity that occurred during the 18th and early 19th centuries in Europe</span>
The answer is the Dinosaurs and the Pterosaurs.
The Jurassic Period follows Triassic Period. It is known as the Age of Reptiles. the land was dominated by the dinosaurs and the flying pterosaurs. Both groups are reptiles. Other animals and plants during this period have just recovered from the largest mass extinctions on Earth.
<span>Mc Donald’s is a popular fast food restaurant chain in America. Its humble beginning was started by Richard Mc Donald’s last 1940. Today it has been scattered in about 120 countries, with a total of 36,525 Mc Donald branches all over the world. However, drive-throughs are more in demand in the United States that would cause more than a hundred branches to stop its operation.</span>
The answer to your question is BOTH A AND B