Answer:
1. the study of human society → sociology
2. the study of the earth → geology
3.the study of human races → ethnology
4. the study of crime → criminology
Explanation:
Sociology has to do with the study of human society. It studies how human society functions and also studies social problems.
Geology refers to the study of the physical structure of the earth. It also studies the substance. Ethnology deals with the study of human races and how they relate to each other. Criminology studies about crimes, criminals, what causes crimes and how to respond to crimes.
Therefore, the above matching is correct.
A mango tree is mentioned so I would say a mango
Answer:
The author starts with the main idea and gives evidence to support it.
Answer: B, the date of access is missing.
Explanation: In all citations, you must include the date of access, the name of the author/publisher/contributors, the publishing date, and obviously, the name.
Sample citation (MLA):
Howell, Elizabeth. “How Long Have Humans Been On Earth?” Universe Today, 23 Dec. 2015, www.universetoday.com/38125/how-long-have-humans-been-on-earth/. Accessed May 2, 2019
Hope this helps!
Statistic? I'm not very sure...