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Answer:
a) reactions to the comedy skit.
Explanation:
The independent variable is what researchers are observing, it is called independent because researchers do not know how it will react to the conditions it is exposed, in this case, the comedy skit after a regular night’s sleep and after a sleepless night.
Answers b and c have nothing to do with the current experiment.
Answer d could be right but sense of humour will be the final conclusion of the study. First, researchers will observe students´reactions (independent variable) which will lead to a more general conclusion; sense of humor affected by the amount of sleep.
A child's growth is divided into different stages. A child is developing concrete operations (mental state) when they begin to understand that other people have thoughts, emotions, and perceptions.
Perceptions, emotions, and desires are all mental states that children from 18 months to 3 years of age start to understand.
Cognitive development is known as the growth of a child's ability to think and reason. This growth often takes place differently from ages 6 to 12, and from ages 12 to 18.
Children ages 6 to 12 years old develop the ability to think in concrete ways. These are called concrete operations.
Piaget’s theory of cognitive development is a theory about the nature and creation of human intelligence.
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Answer:
France's prolonged involvement in the Seven Years' War of 1756–1763 drained the treasury, as did the country's participation in the American Revolution of 1775–1783.
