Answer:
the third one is correct
explanation
because atomic number and proton &electron number is same . neutron number is solved as atomic mass minus atomic number ( N=atomic mass - atomic number)
<span>The best place would be far away from a cliff and the worst would be right on top of a cliff or some sort of land such as a beach or directly beneath it. At anytime, gravity will cause mass wasting, in other words the rock and soil will just break apart.</span>
We would need to see the diagram in order to answer the question correctly. without the diagram we can't help
