Education and learning do have to do with contagiousness and infection. When a teacher teaches something, it is kind of like a contagious disease. You pass that information on to others very quickly. It "infects" your brain in such a way that retains that info so that it can be used in the long run.
B. Humans will never travel to planets around even the nearest stars.
The answer is b. regardless.
Mr. France and Mr. Webster (they) gave us their opinions......
C is the correct answer
Positive Connotation is a word that has a positive feeling.
So the correct answer is D!