Answer:
Dislike means you don't like something. Unlucky means you have bad luck. The difference between them two is that if you don't like something then that doesn't mean you had no luck basically.
Either the second or third sentence
8 +28p or (16+56p)/2 or 2(4 +14p) or (32+112p)/4
I'd say the answer is D.
The definition of the word discern is "1.Perceive or recognize something. ex; I can discern no difference between the two policies."
2. "Distinguish (someone or something) with difficulty by sight or with the other senses. ex; She could faintly discern the shape of a skull."