a, because exercise doesn't just aid the prevention of certain diseases, it helps prevent many diseases. i would've chosen d if it wasn't so specific but a is the correct answer.
Hello there!
You should never leave cooked products near raw products as this can cause cross-contamination. If this happens, you could get food poisoning or even salmonella.
Hope I helped!
Let me know if you need anything else!
~ Zoe
Question 7: false. it is atlanto-axial joint.
Question 8: frontal bone
I apologize if they’re wrong have a great day though!