I would select B or C as the answer because i have no idea what the other ones are :)
Four fundamental forces
<span>gravitation
electromagnetism
the weak interaction
the strong interaction.</span>
I think the answer is D but it's been a while since I've done this.
Answer:
Blending inheritance leads to the averaging out of every characteristic, which as the engineer Fleming Jenkin pointed out, would make natural selection impossible if blending were the mechanism of inheritance.
Explanation: