Although he was unsure whether a second-level civilization was qualified to enter the third-level civilization, no matter how you looked at it, Earth's pre-civilization did not really resemble a second-level civilization.
Chu Hongjun nodded slightly and said softly, "Then I can tell you with certainty that Earth's pre-civilization absolutely could not have been a second-level civilization; it must be a third-level civilization."
Lin Qing thought the same in his heart.
The highest level of civilization is level four, and there are only two level-four civilizations: the Void Divine Race and the Star Abyss Demon Clan. So, Earth's pre-civilization is either second-level or third-level.
"How are you sure?" Qi Lingxiao couldn't help but ask.
