Multiple Choice
In the superstring theory that successfully unites gravity and quantum mechanics, the universe must have:
A) four dimensions (three spatial and one temporal)
B) six dimensions (three spatial and three temporal)
C) seven dimensions (six spatial and one temporal)
D) nine dimensions (eight spatial and one temporal)
E) 11 dimensions (10 spatial and 1 temporal)
Correct Answer:

Verified
Correct Answer:
Verified
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