Hawking says that at the moment of the big bang itself, the universe is thought
A) to have been infinitely cold.
B) to have had zero size.
C) to have consisted solely of hydrogen atoms.
D) to have been created by God.

Question

Quizplus · Accepted Answer

At the moment of the big bang, the universe is thought to have had zero size, as it was a singularity with infinite density and temperature.

Hawking Says That at the Moment of the Big Bang