The answer is distressful
Answer: Fake news deliberately publishes incorrect information for the public.
Publishers of fake news are normally interested in financial gain.
Explanation: Fake news is untrue information presented as news. It often has the aim of damaging the reputation of a person or entity, or making money through advertising revenue. Once common in print, the prevalence of fake news has increased with the rise of social media.
Even though you didn't give us the fragment with the comma slice, it isn't really necessary here as we can answer just based on these 4 options here. All options apart from the second one are correct - only the second option doesn't fix the mistake of the comma splice, whereas the other options do but connecting the sentences properly.