I believe it's A, but I could be wrong. I apologize if I am so. I will do further research and get back to you
Answer(s):
Thick Fur on a bear: Physiological
Spines on a rose bush: Structural
Hibernating for the winter: Behavioral
Fight or Flight reflex: Behavioral
Deer fighting for a mate: Behavioral
I hope these help and I am sorry if these are wrong. ;-;
Global winds, The Coriolis effect, and continental deflection
Mitosis-sex cell production
Meiosis- reproduction