I believe the answer is: Family structures are changing, but families remain important to American life.
The main reason of the changing structures is the increase in divorce rate, and non-monogamous relationship. In the past, almost all children only have one father and one mother. In recent years, children could have more than 2 parents or even only one (in case of single parenthood)
Answer:
<h3>d. extraneous.</h3>
Explanation:
Extraneous variables are variables which occur unintentionally while doing a research. When a researcher tries to find if an independent variable has an effect on a dependent variable, they may be chances that unexpected variable might occur which may affect the results of the research.
Here, the researcher who measured aggressive responses by people when exposed to violent and non-violent movies did not take into account the room temperature.
The room temperature may act as an extraneous variable which may have an effect on the result of his experiment.
Genetic algorithm is an optimizing system that can find and evaluate solutions with many more possibilities, faster and more thoroughly than a human.
<h3>What is
Genetic algorithm?</h3>
The genetic algorithm is used in solving both constrained and unconstrained optimization problems.
It should be noted that Genetic algorithm is an optimizing system that can find and evaluate solutions with many more possibilities.
Learn more about Genetic algorithm on:
brainly.com/question/24371891
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