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.
organisms are always in competition for resources such as food and water or simply just for space.
Answer:
It comes from the person whoever made it
Explanation: