the answer would be A because mass never changes
In context to what? This depends entirely on the chart
They have 400 mass marts in Africa, which is a Walmart company. They have the most Walmarts in the United States, Canada, and South America though.
A *life support system* is defined as the interrelationship between living beings and environment.
The one that is an example of a source that gives firsthand information about an event is option A. Article.
Oral histories, newspaper or journal articles, and memoirs or autobiographies are examples of primary sources created after the event or time in question but offering first-hand accounts.
Primary data is a type of data that is collected by researchers directly from main sources through interviews, surveys, experiments, etc. Primary Sources are immediate, first-hand accounts of a topic, from people who had a direct connection with it.
<h3>What are the examples of primary sources of data?</h3>
Some examples of primary source formats include:
- archives and manuscript material
- photographs, audio recordings, video recordings, films
- journals, letters and diaries
- speeches
- scrapbooks
- published books, newspapers and magazine clippings published at the time
Therefore, the correct answer is as given above
learn more about primary sources of data: brainly.com/question/26928042
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The complete question goes thus:
Which is an example of a source that gives firsthand information about an event?
A. Article
B. Letter
C. Website
