I hope these links help with your project :)
https://www.hunker.com/12383329/what-are-examples-of-inorganic-fertilizers
http://www.gardenguides.com/129239-examples-inorganic-fertilizers.html
I think it would be A because your family doctor can prescribe them too
The smallest bone in your body is called stapes, that is found in the ear.
I think the answer is B, but there is a chance it is C. But B seems more likely