Jonas will escape from the community, leaving all his memories for the people of the community. Jonas begs the Giver to come with him, but the Giver explains that someone needs to stay to help the others deal with those memories, or the community will be thrown into utter chaos.
They have but this tends to be riskier if you are doing the same thing, this is why the average person follows the rules/systemwhich is a safer option. The people who bent the rules are also exceptions while the norm isn't. (I personally like to bend rules)
Blogs are not reviewed unlike other news sources. Bloggers simply speak their mind and take on an issue. While what they say may be supported by facts, we can never be sure of such. It is therefore recommend to refrain from using blog sources, unless these are from certain credible projects and programs and the alike. Thus, B may be the best answer.
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
