Answer:
I think it's True (viewpoint)
Answer:
Your answer is E). Fossils in different layers will obviously be much older/younger than others.
The right answer is B.
The answer B is the only proposition which specified at which stage the event must occur, in fact, the meiosis.
Meiosis is a characteristic division of reproductive cells that can generate gametes to form new species (desendence). So if a mutation occurs at this time (such as recombinations) it will inevitably be inherited.
