B - too specific for the purpose
While that would be a good topic sentence, it is far too specific for the thesis of an entire essay
Answer:
There are but two adverbs: already, again
Explanation:
Include important facts and details about global warming
Research all there is to know about climate change
research how climate change is contributing to the earth
Answer:
The alien with the baseball bat contributes to the effectiveness of the cartoon because:
B. It uses humor to show that unknown factors keep damaging the probes humans send.
Explanation:
Keefe finds a funny and, of course, improbable explanation as to why probes sent from Earth are constantly being damaged. In his cartoon, aliens play baseball. If that weren't funny enough, they are doing it with the purpose of breaking the probes. In a way, Keefe is using something that many people have most likely wondered: What if aliens do exist, but they do things that keep us from finding out about them?