The correct answer is Stephen Hawking.
Stephen Hawking was a theoretical physicist, cosmologist, and author who was director of research at the Centre for Theoretical Cosmology at the University of Cambridge at the time of his death. He was the Lucasian Professor of Mathematics at the University of Cambridge between 1979 and 2009. His book A Brief History of Time was a bestseller and has sold more than 25 million copies in 40 different languages.
Isaac Newton was an English physicist and mathematician who is considered one of the most influential scientists of all time. He is best known for his laws of motion and universal gravitation, which formed the basis of classical mechanics.
Hans Bethe was a German-American theoretical physicist who won the Nobel Prize in Physics in 1967 for his work on the nuclear reactions that power stars.
Albert Einstein was a German-born theoretical physicist who developed the theory of relativity, one of the two pillars of modern physics (alongside quantum mechanics). He is best known for his massâenergy equivalence formula E = mc2, which has been dubbed “the world’s most famous equation”.