Answer to this question would be - B
In order to make the data big enough for everyone to see he must be using a projector. A great resource tool.
Answer:
The correct answer is: "D) all the above".
Explanation:
A sociologist is a professional who has to study and work directly with society and its movements, changes, characteristics, people, languages, and cultures. Letter D is the correct option because all the other options have to do with all these features a sociologist needs to account when he/she studies it. Therefore, Sociology has to deal with society in general terms, accounting for all its different specificities and contexts.
I think I know from which you're asking from and it's most probably that cooler temperatures does NOT describe a cause of the greenhouse effect, unlike water vapor, solar radiation and CO2, they do describe a cause of the greenhouse effect.