The answer: A. Well means something like a good way, satisfying way Good means to have high quality, etc. 'Well' is used in sentences like, "I did well on my math test." 'Good' is used in sentences like, "You did a good job on your math test."
A story about the meaning of whale songs. That’s the only one that I wouldn’t have to actually see what you’re talking about. I could just listen to it
The last choice, "Teens who sleep less than 5 hours a night suffer from more immune related illnesses according to a study released in 2015 by the American Journal of Medicine." It gives a source to where the information had been gathered.