Answer:
B. The US Interstate Highway System
Explanation:
Although you did not present the map to which this question refers, we can confirm that a map showing lines crossing the American states, refers to the US interstate highway system, as this system has the ability to link states efficiently. across the country, presenting different paths that generate different connections.
In the constitution, you can found congressional powers regarding dealings with foreign relations in : C. Expressed
Expressed power refer to the power that is written in the constitution. You can find the written statement about this power in Article 1 of the United states Constitution
Answer: Can differ in different ways
Explanation: Race and class can affect education in a number of ways. An example is those people who come from minority groups. People who are minorities are more likely to have a history of relatives who have not reached a higher level of education. Those families that have not had access to education can influence the child to continue on the same path.
Also, people from minority groups may have greater difficulties in accessing education since these groups in various countries are often neglected.
Researchers want to study the effects of classical music and memory. one group of participants will take a memory test with classical music playing in the background, while the other group will take the memory test in complete silence. it is believed that age has an effect on memory. A matched-pair design experiment .
<h3>What is matched-pair design experiment?</h3>
One participant from each pair is randomly assigned to the treatment group while the other is assigned to the control group in an experiment using a matched pairs design. Participants are matched in pairs based on shared traits before being divided into groups.
<h3>A matched group experiment is what?</h3>
When a participant in an experimental group is exposed to a manipulation, they are compared to a specific participant in the control group who is similar to them in some significant ways but did not receive the manipulation. This technique is known as matched groups in research design.
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