The answer to the question is informal
in a way it's dum but it also help them prodict future viruses like them could have predicted the Corona but they was to lazy to identify it.
Yes that sounds grammatically correct.
I would say the answer to your question would be: C. Visually pleasing and well-constructed or A. Purposeful and Informative. Either one but C would be my best choice because a presentation should already be informative and purposeful and things from the media can be offensive to others so you have to make it "Visually Pleasing"