Answer: sry i learned this when i was in fifth grade its the vascular system
Endoskeleton I think it's a little hard to read this question
Answer: d. study the function of behavior
Explanation: William James's theories were organized around functionalism and pragmatism. Functionalism concerns thoughts and behavior.
Hope this helps! :)
All would be. Think about when you go to gym, your pushups, situps, runs, vsit etc. are always different timings and such from the boys.