Answer:
C. exchange rate
Explanation:
The number that is used to show the value of one currency compared to another is called the exchange rate
Answer:
Explanation:
You can usually tell from the abstract, or summary of the article whether an article is related to the topic. If there is not an abstract, read the introduction of the article, then scan the article headings.
A psychologist.
The root word they both share is psych. By adding ology on the end it will be the study of, which is the word above. To find someone who studies it, we would simply add ologist after the root word, because ologist means someone who studies.