Answer:
B. 25%
Explanation:
Given that
employed persons = 24 million
unemployed persons = 8 million
Population over 16 age = 40 million
The total number of the labor force = unemployed persons + employed persons
The total number of the labor force = 24 + 8 = 32 million


Unemployed rate = 25 %
Therefore the answer is B.
B. 25%
Because they provide a predictable income
That would be trading and farming.
Scale measurement assigns designated degrees of intensity to responses in a given questioning or observation method. The degrees of intensity are commonly known as scale points.
Whenever a response in collected in the form of questions or observation, it needs to be segregated to derive the results. This segregation is done on some basic i.e. high, medium, low etc.
This segregation is given on the basis of some marked values or criteria on some scale. These marked values on the scale are also known as scale measurements. However, the intensity that is given to the values is known as scale points.
You can learn more about scale points from
brainly.com/question/15998581
#SPJ4