The Belgian scientist Georges Lemaître is best known for proposing which idea about the origin of the universe?
Answer & explanation
Correct answer: option 1
The correct answer is Option (1) → The Big Bang theory
In 1927-1931 Georges Lemaître proposed that the universe is expanding and began from a single, extremely hot and dense point. This idea became the Big Bang theory, supported by Edwin Hubble’s evidence that galaxies are moving apart.