Answer:
<h3>The invention of gunpowder.</h3>
Explanation:
- The post classical era often called as post ancient period is the period between 6th century AD to 15th century AD. This period is also known as the medieval period and is known for the various discoveries and inventions made during this age.
- It was during the post classical era China invented the four greatest inventions of all time. They were the gunpowder, printing press, paper and compass.
- The invention of gunpowder changed the whole scenario of warfare. It had a very powerful impact on the ways of battles and warfare all over the world.
Answer:
B.latent
Explanation:
According to Sigmund Freud, there are two distinct types of dream content including, manifest content and the latent content. He argued that an individual's dream represents his or her disguised fulfillment or completion of a particular repressed wish and it provides the way of understanding the unconscious feelings or activities of an individual's mind.
Latent content: In psychology, the term latent content is defined as an individual's hidden dream aspect that describes a psychological meaning of his or her dream. It generally appears in a symbolically disguised way. The latent content of an individual's dream encompasses things that are hidden from the person's conscious awareness.
In the question above, the statement signifies the latent content of Josef's dream.
Answer:
dependent: exam score, independent: presence of music,
confounding can be the fact that students in no music condition completed exam as they normally would
high validity
Explanation:
Dependent variable is the variable whose value depends on independent varaible. As independent variable is changed, the value of dependent variable changes
Students in no music condition completed exam as they normally would can be confounding as no description is given about how they would noramlly complete an exam. Any other factor and not no music condition, in normal exam condition could have affected their scores.
The experiment has high validity as the exam scores of student exposed to music was significantly higher than those not exposed to the music. The results also proved the hypothesis.
The other three states are: Arizona<span>, </span>Colorado<span>, and </span><span>New Mexico.</span>
