When a word is being used in a specific setting, what is its definition called?

Hurry ! between 1900 and 2010, how did the world’s population change? a. it increased from about 1.5 billion to almost 7 billion. b. it decreased from about 7 billion to about 1 billion. c. it increased from about 5 billion to about 7 billion. d. it decreased from about 7 billion to about 1.5 billion.

What percentage of people are left handed?

Why is it difficult to determine which countries belong to europe and which belong to southwest asia