Emotional impact to a news story is a way of targeting audience with the use of emotions, making them to feel emotional with the news that is given or informed to them. In the choices above, the best answer that corresponds to the question is letter d, a video showing people stranded on the roof of their flooded home. It is because this is a news that could keep people from showing emotions in which they feel bad and sorry than of the other choices which does not give emotions compared to this one.
The answer is C.
The adjective phrase has the adjective Beautiful; it modifies patterns.
