Philosophiae Naturalis Principia Mathematica, popularly known as Principia, published in 1687, is the great work of which scientist?

Isaac Newton

The correct answer is Option (3) - Isaac Newton

"Philosophiae Naturalis Principia Mathematica," commonly referred to as Principia, is the seminal work of Sir Isaac Newton, published in 1687. In this groundbreaking text, Newton presented his laws of motion and the law of universal gravitation, laying the foundation for classical mechanics and revolutionizing our understanding of the physical universe. The Principia remains one of the most influential scientific works ever written and continues to shape modern physics and astronomy.