That theory, a concept first proposed by Albert Einstein and often reiterated by British astrophysicist Stephen Hawking, seeks to find a single set of equations that can explain all the fundamental forces in the universe: gravity, electromagnetism, and the strong and weak interactive forces among subnuclear particles.

Choose your answer: based on the paragraph above can we conclude that "gravity is not a fundamental universal force."?

Select from the following.
- Yes.
- It's impossible to say.
- No.
I think the answer is