How does a water-driven corn mill work? a. Water from a ditch turns the wheel, which crushes the grain into flour.
b. They are located under large waterfalls, which splash over the water wheel.
c. Oxen are tied to a mill stone and water is placed in front of then, but out of reach.
d. People in the community take turns pouring water over the wheel to make it turn.

im not sure sorry

Explanation:

d. i think but tell me if im right

radioactive dating, also known as  radioisotope dating  is a process that in  estimating the approximate  age  of  rocks. these data can be analyzed from  the studies dealing with the  decay of the radioactive elements that are present in these rocks. in nature, there are a few types of materials or atoms which are quite unstable and they spontaneously decay or breakdown to form other kinds of atoms.