Will my diary explaining the 2020 president election be considered a primary source in the future?

Yes.

Explanation:

Primary sources are usually those written from people who experienced that event and/or provides evidence such as an item of clothing or even an oral account of explanations. An example of this would be Anne Frank's Diary or A pillar engraved with hieroglyphics.

many scientists' predictions of climate change include: warmer temperatures, rising sea levels, and more frequent storms.

that is the wrong

the correct answer is c. usually the language, and its emotional insight, that is how feelings and attitudes are expressed through language, are not quite present in film adaptations. despite that, it is a factor that a fan may either not notice or not care much about, especially compared to the other factors.