Which of the following does NOT help humans to be great long-⁠distance runners? 1. A straight big toe. 2. A narrow waist. 3. Ability to sweat. 4. Ability to pant.

Which of the following does NOT help humans to be great long-⁠distance runners? 1.  A straight big toe. 2.  A narrow waist. 3.  Ability to sweat. 4.  Ability to pant.