Answer:
There have been six types of societies throughout history:
- Hunting and gathering societies.
- Pastoral societies.
- Horticultural societies.
- Agricultural societies.
- Industrial societies.
- Post-industrial societies.
Explanation: Sociologists place societies in three broad categories: pre-industrial, industrial, and postindustrial.
The process of indentifying the benefits and costs of different alternatives by examining the incremental effect on total revenue and total cost causes by a very small (just one unit) change in the output or input of each alternative. Marginal analysis supports decision-making based on marginal or incremental changes to resources instead of one based on total or averages.
Answer:
B and D
Explanation:
I think please dont kill me if im wrong :(
After completing a controlled experiment, a scientist changes the dosage of an antibiotic and repeats the experiment. the change in dosage is the <u>independent variable.</u>
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The independent variable is exactly what it sounds like. This is an independent variable and will not be changed by any other variable you are trying to measure. For example, a person's age could be an independent variable.
Antibiotics are a class of antibacterial substances that act against bacteria. It is the main class of antibacterial agents used to combat bacterial infections, and antibiotic drugs are widely used in the treatment and prevention of such infections.
They are It can kill bacteria or inhibit their growth. A limited number of antibiotics also have antiprotozoal activity Antibiotics are ineffective against viruses such as colds and flu. Drugs that suppress viruses are called antivirals or antivirals, not antibiotics.
learn more about the independent variables here. brainly.com/question/82796
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