(February 26, 2016 at 1:29 pm)Crossless1 Wrote:(February 26, 2016 at 1:18 pm)Huggy74 Wrote: I believe I've answered that already...
About the same time the ability to reason did.
By "reason" do you mean problem-solving ability?
If by "problem-solving" you mean logical, rational, and analytic thought, then yes.